diff --git a/backup/package_zerch.lpi b/backup/package_zerch.lpi
index 73f8fe2..f7e2d53 100644
--- a/backup/package_zerch.lpi
+++ b/backup/package_zerch.lpi
@@ -16,6 +16,79 @@
     </General>
     <BuildModes>
       <Item Name="Default" Default="True"/>
+      <Item Name="Debug">
+        <CompilerOptions>
+          <Version Value="11"/>
+          <PathDelim Value="\"/>
+          <Target>
+            <Filename Value="package_zerch"/>
+          </Target>
+          <SearchPaths>
+            <IncludeFiles Value="$(ProjOutDir)"/>
+            <UnitOutputDirectory Value="lib\$(TargetCPU)-$(TargetOS)"/>
+          </SearchPaths>
+          <Parsing>
+            <SyntaxOptions>
+              <IncludeAssertionCode Value="True"/>
+            </SyntaxOptions>
+          </Parsing>
+          <CodeGeneration>
+            <Checks>
+              <IOChecks Value="True"/>
+              <RangeChecks Value="True"/>
+              <OverflowChecks Value="True"/>
+              <StackChecks Value="True"/>
+            </Checks>
+            <VerifyObjMethodCallValidity Value="True"/>
+            <TargetOS Value="win64"/>
+          </CodeGeneration>
+          <Linking>
+            <Debugging>
+              <DebugInfoType Value="dsDwarf3"/>
+              <UseHeaptrc Value="True"/>
+              <TrashVariables Value="True"/>
+            </Debugging>
+            <Options>
+              <Win32>
+                <GraphicApplication Value="True"/>
+              </Win32>
+            </Options>
+          </Linking>
+        </CompilerOptions>
+      </Item>
+      <Item Name="Release">
+        <CompilerOptions>
+          <Version Value="11"/>
+          <PathDelim Value="\"/>
+          <Target>
+            <Filename Value="package_zerch"/>
+          </Target>
+          <SearchPaths>
+            <IncludeFiles Value="$(ProjOutDir)"/>
+            <UnitOutputDirectory Value="lib\$(TargetCPU)-$(TargetOS)"/>
+          </SearchPaths>
+          <CodeGeneration>
+            <SmartLinkUnit Value="True"/>
+            <TargetOS Value="win64"/>
+            <Optimizations>
+              <OptimizationLevel Value="3"/>
+            </Optimizations>
+          </CodeGeneration>
+          <Linking>
+            <Debugging>
+              <GenerateDebugInfo Value="False"/>
+              <RunWithoutDebug Value="True"/>
+              <StripSymbols Value="True"/>
+            </Debugging>
+            <LinkSmart Value="True"/>
+            <Options>
+              <Win32>
+                <GraphicApplication Value="True"/>
+              </Win32>
+            </Options>
+          </Linking>
+        </CompilerOptions>
+      </Item>
     </BuildModes>
     <PublishOptions>
       <Version Value="2"/>
@@ -25,6 +98,9 @@
       <FormatVersion Value="2"/>
     </RunParams>
     <RequiredPackages>
+      <Item>
+        <PackageName Value="laz_uos"/>
+      </Item>
       <Item>
         <PackageName Value="LazControls"/>
       </Item>
@@ -64,6 +140,9 @@
       <IncludeFiles Value="$(ProjOutDir)"/>
       <UnitOutputDirectory Value="lib\$(TargetCPU)-$(TargetOS)"/>
     </SearchPaths>
+    <CodeGeneration>
+      <TargetOS Value="win64"/>
+    </CodeGeneration>
     <Linking>
       <Debugging>
         <DebugInfoType Value="dsDwarf3"/>
diff --git a/backup/package_zerch.lps b/backup/package_zerch.lps
index c70a006..223c927 100644
--- a/backup/package_zerch.lps
+++ b/backup/package_zerch.lps
@@ -3,7 +3,7 @@
   <ProjectSession>
     <PathDelim Value="\"/>
     <Version Value="12"/>
-    <BuildModes Active="Default"/>
+    <BuildModes Active="Release"/>
     <Units>
       <Unit>
         <Filename Value="package_zerch.lpr"/>
@@ -12,7 +12,7 @@
         <WindowIndex Value="-1"/>
         <TopLine Value="-1"/>
         <CursorPos X="-1" Y="-1"/>
-        <UsageCount Value="26"/>
+        <UsageCount Value="28"/>
       </Unit>
       <Unit>
         <Filename Value="main.pas"/>
@@ -20,10 +20,9 @@
         <ComponentName Value="Form1"/>
         <HasResources Value="True"/>
         <ResourceBaseClass Value="Form"/>
-        <IsVisibleTab Value="True"/>
-        <TopLine Value="49"/>
-        <CursorPos X="67" Y="58"/>
-        <UsageCount Value="26"/>
+        <TopLine Value="62"/>
+        <CursorPos X="54" Y="111"/>
+        <UsageCount Value="28"/>
         <Loaded Value="True"/>
         <LoadedDesigner Value="True"/>
       </Unit>
@@ -34,21 +33,22 @@
         <EditorIndex Value="3"/>
         <TopLine Value="11"/>
         <CursorPos X="40" Y="26"/>
-        <UsageCount Value="23"/>
+        <UsageCount Value="25"/>
         <Loaded Value="True"/>
       </Unit>
       <Unit>
         <Filename Value="C:\lazarus\lcl\include\control.inc"/>
+        <IsVisibleTab Value="True"/>
         <EditorIndex Value="4"/>
         <TopLine Value="4000"/>
-        <CursorPos Y="4010"/>
-        <UsageCount Value="11"/>
+        <CursorPos X="16" Y="4005"/>
+        <UsageCount Value="12"/>
         <Loaded Value="True"/>
       </Unit>
       <Unit>
         <Filename Value="UOS\src\uos_libxmp.pas"/>
         <EditorIndex Value="2"/>
-        <UsageCount Value="11"/>
+        <UsageCount Value="12"/>
         <Loaded Value="True"/>
       </Unit>
       <Unit>
@@ -56,9 +56,19 @@
         <EditorIndex Value="1"/>
         <TopLine Value="243"/>
         <CursorPos X="39" Y="249"/>
-        <UsageCount Value="10"/>
+        <UsageCount Value="12"/>
         <Loaded Value="True"/>
       </Unit>
+      <Unit>
+        <Filename Value="music.res"/>
+        <IsPartOfProject Value="True"/>
+        <EditorIndex Value="-1"/>
+        <WindowIndex Value="-1"/>
+        <TopLine Value="-1"/>
+        <CursorPos X="-1" Y="-1"/>
+        <UsageCount Value="22"/>
+        <DefaultSyntaxHighlighter Value="None"/>
+      </Unit>
     </Units>
     <JumpHistory HistoryIndex="29">
       <Position>
diff --git a/id_rsa b/id_rsa
deleted file mode 100644
index c345147..0000000
--- a/id_rsa
+++ /dev/null
@@ -1,38 +0,0 @@
------BEGIN OPENSSH PRIVATE KEY-----
-b3BlbnNzaC1rZXktdjEAAAAABG5vbmUAAAAEbm9uZQAAAAAAAAABAAABlwAAAAdzc2gtcn
-NhAAAAAwEAAQAAAYEA2JiTt5c2eqKRFJYkx53MF1dZxAcdB33l9QhVTYp3poL11IAoW40i
-+sohuijciJF5NIQEIDHZIVBL3I/NmEcDNQKCO6P4TWvNmYigMKWE98mR/bsUpJ8ABj1Sk7
-bP9lU9JMvy9ND4zh0SEAkpW/6dSpt63vPQwE5RS+Q/VEDEZtRT3kR3YmzGuGLwHz1sbJO1
-TCRkJJVzBuSj090K6ZAbyWtnjBiR2Ey+IwF4efwf9Y7yj82BU5AqdZ6q+O3n8eRR25mNcx
-CP+9w4D6/wNNiiHiTNvXUpMfgK7t1tmDm8e/w2clPo5R12Db23WNqJIBrwTfrYLFpLwAjr
-XJQ+qyLxiIggbRBrNzEZ6G/of/NiRdy3Hm82p0Ohu0Gv73ormORHLIjiMkvn2l8uD6+Hak
-qKbvGj/rPyaB6ZVkVy6AwWulnf/njWhK/3W+VMoaMjHSuAVNsQVGUIoBgb9BEzqPUUw2Ty
-P9aaAx/hnmrihMVAIsWoBMbeI4m6bSTAH2VNzdX1AAAFiI1f8tmNX/LZAAAAB3NzaC1yc2
-EAAAGBANiYk7eXNnqikRSWJMedzBdXWcQHHQd95fUIVU2Kd6aC9dSAKFuNIvrKIboo3IiR
-eTSEBCAx2SFQS9yPzZhHAzUCgjuj+E1rzZmIoDClhPfJkf27FKSfAAY9UpO2z/ZVPSTL8v
-TQ+M4dEhAJKVv+nUqbet7z0MBOUUvkP1RAxGbUU95Ed2Jsxrhi8B89bGyTtUwkZCSVcwbk
-o9PdCumQG8lrZ4wYkdhMviMBeHn8H/WO8o/NgVOQKnWeqvjt5/HkUduZjXMQj/vcOA+v8D
-TYoh4kzb11KTH4Cu7dbZg5vHv8NnJT6OUddg29t1jaiSAa8E362CxaS8AI61yUPqsi8YiI
-IG0QazcxGehv6H/zYkXctx5vNqdDobtBr+96K5jkRyyI4jJL59pfLg+vh2pKim7xo/6z8m
-gemVZFcugMFrpZ3/541oSv91vlTKGjIx0rgFTbEFRlCKAYG/QRM6j1FMNk8j/WmgMf4Z5q
-4oTFQCLFqATG3iOJum0kwB9lTc3V9QAAAAMBAAEAAAGAfIe85mFaQUgWge+RVfOz0/e09K
-/iUNxhym/wG5TxFhtVm8fTbE/JPMfafF3h7eM1/Kuqc5g1bqHr+/PyEQtDHMdEeWXc7SZ+
-HzgeYdnIiW6rMWbOh5ejO/Ml9ye0ibyYWv+nwHolktvD9tRNo0bQyIR8MJOeAfMFaszgXG
-Cgiz6oubJDsaM43eqEhHGcVRDXu99wdFg4uk3ao4UDMSZZ04SdFD9MG0CEUTwXOIttFJIL
-hAJzyMeqodWIF3cxVDIgj4umOCUnQ5vZRdDB1tRe5pIbu761gmPxSKfcDtdjmB80AWD0/K
-anSopvMHOQyjboX58RGq96UshERIr1Ogclx2Re/78pKzItftapQ1veN+5n/WOB0pZlrjhb
-z/A4rS3Vkky59W7Bn4nLxsdSOBXzhyhTAGP+gDDGjQabEOEgVeuiP2rQsqAHZL1P40wo2d
-cMDFwW9QxgF1QPHYCLuliK3MMO/urd7wq5tBSyzGDDK+qYuUvcS3dcbmK24C0XbpQBAAAA
-wE68l6fdzL6GKQqT2sRy4qvGHY5QoBCQhCE4h4kVUrL6pcuyy2ju0+leFklrqnRIB61Wr9
-Bb7GMEI/ijf0XYrnwv/lkgFvU5sG52vbhWozqL30cqmCdLnLZ/UEdnVvaDbBO5c6wemlxU
-nnw+JppPPoMfPlXhsKr1cFkWn6IN8g0okwOXdJS3ivwucMtWwn0Ds0AG3uqTG9g1PEq+eR
-lA7S2+yYFHKGaTFncp6sd3PHIWvafrHLUzqq6KY40bsJPiKQAAAMEA6+p7fRL7HyJLd6s7
-TGN2qF/u1vgi5MRpUryqupVjr91422fI+jrukevLTTF/y9qFyQ5UAnyXgcGlDHl2JUVudK
-c7kreHMpvzVoHzUswwt9Nqvx9BG9S4nEIobM1xQy+kBoHNjZVz8uWHSsmAE7Ro8p+JibSH
-saoKur7p8H7ZyktmFHetcu2bSj/2hEDGyIdnrVdodkjUgNutKI9+BOKDYxB9AjcdV45QM4
-9shosueMzRZUm+S58ciYBorzhbn4NxAAAAwQDrCQnkFe92afBHSo1JtNT3HvitkJU9s41O
-H9wKMAQem6s25vjoobbe8neoSQqmDdnJ5qQqTAFojAl1uMYY97YR9igc/u5iGbYpi2qCc5
-o2Ocf/ku093u3fa0viQNWHVuo9mduPBW7qVSiPEY7lsf0ypaDdogwAmNGVrL6B9XpO3+Uh
-dsdAmyhm1qguzcmJzGLEl4a0dBxmMTFB43sxQEwYYaPcl1sDV+Ug1xDj5WQVtrbaz3wVhv
-1LBq8I4QSwsMUAAAARaW5kcmFqaXRoQGxhcDEwODcBAg==
------END OPENSSH PRIVATE KEY-----
diff --git a/lib/x86_64-win64/main.ppu b/lib/x86_64-win64/main.ppu
index ab1bb98..463f45e 100644
Binary files a/lib/x86_64-win64/main.ppu and b/lib/x86_64-win64/main.ppu differ
diff --git a/lib/x86_64-win64/package_zerch.compiled b/lib/x86_64-win64/package_zerch.compiled
index e2d8271..ca6e98b 100644
--- a/lib/x86_64-win64/package_zerch.compiled
+++ b/lib/x86_64-win64/package_zerch.compiled
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <CONFIG>
   <Compiler Value="C:\lazarus\fpc\3.2.2\bin\x86_64-win64\fpc.exe" Date="1520657216"/>
-  <Params Value="-MObjFPC -Scghi -O1 -gw3 -gl -WG -l -vewnhibq -FiC:\Users\indrajith\Documents\projects\package-search\package-zerch\lib\x86_64-win64 -FuC:\Users\indrajith\Documents\projects\package-search\package-zerch\ -FuC:\lazarus\components\lazcontrols\lib\x86_64-win64\win32 -FuC:\lazarus\lcl\units\x86_64-win64\win32 -FuC:\lazarus\lcl\units\x86_64-win64 -FuC:\lazarus\components\freetype\lib\x86_64-win64 -FuC:\Users\indrajith\AppData\Local\lazarus\onlinepackagemanager\packages\uos\src\lib\x86_64-win64 -FuC:\lazarus\components\lazutils\lib\x86_64-win64 -FuC:\lazarus\packager\units\x86_64-win64 -FUC:\Users\indrajith\Documents\projects\package-search\package-zerch\lib\x86_64-win64\ -FEC:\Users\indrajith\Documents\projects\package-search\package-zerch\ -oC:\Users\indrajith\Documents\projects\package-search\package-zerch\package_zerch.exe -dLCL -dLCLwin32 package_zerch.lpr"/>
+  <Params Value="-Twin64 -MObjFPC -Scghi -CX -O3 -Xs -XX -WG -l -vewnhibq -FiC:\Users\indrajith\Documents\projects\package-search\package-zearch-temp\lib\x86_64-win64 -FuC:\Users\indrajith\Documents\projects\package-search\package-zearch-temp\ -FuC:\lazarus\components\lazcontrols\lib\x86_64-win64\win32 -FuC:\lazarus\lcl\units\x86_64-win64\win32 -FuC:\lazarus\lcl\units\x86_64-win64 -FuC:\lazarus\components\freetype\lib\x86_64-win64 -FuC:\Users\indrajith\AppData\Local\lazarus\onlinepackagemanager\packages\uos\src\lib\x86_64-win64 -FuC:\lazarus\components\lazutils\lib\x86_64-win64 -FuC:\lazarus\packager\units\x86_64-win64 -FUC:\Users\indrajith\Documents\projects\package-search\package-zearch-temp\lib\x86_64-win64\ -FEC:\Users\indrajith\Documents\projects\package-search\package-zearch-temp\ -oC:\Users\indrajith\Documents\projects\package-search\package-zearch-temp\package_zerch.exe -dLCL -dLCLwin32 package_zerch.lpr"/>
 </CONFIG>
diff --git a/lib/x86_64-win64/threadunit.ppu b/lib/x86_64-win64/threadunit.ppu
index 7acca2b..5c4f5b0 100644
Binary files a/lib/x86_64-win64/threadunit.ppu and b/lib/x86_64-win64/threadunit.ppu differ
diff --git a/package_zerch.lpi b/package_zerch.lpi
index 47b2a11..ea6e4b1 100644
--- a/package_zerch.lpi
+++ b/package_zerch.lpi
@@ -16,6 +16,79 @@
     </General>
     <BuildModes>
       <Item Name="Default" Default="True"/>
+      <Item Name="Debug">
+        <CompilerOptions>
+          <Version Value="11"/>
+          <PathDelim Value="\"/>
+          <Target>
+            <Filename Value="package_zerch"/>
+          </Target>
+          <SearchPaths>
+            <IncludeFiles Value="$(ProjOutDir)"/>
+            <UnitOutputDirectory Value="lib\$(TargetCPU)-$(TargetOS)"/>
+          </SearchPaths>
+          <Parsing>
+            <SyntaxOptions>
+              <IncludeAssertionCode Value="True"/>
+            </SyntaxOptions>
+          </Parsing>
+          <CodeGeneration>
+            <Checks>
+              <IOChecks Value="True"/>
+              <RangeChecks Value="True"/>
+              <OverflowChecks Value="True"/>
+              <StackChecks Value="True"/>
+            </Checks>
+            <VerifyObjMethodCallValidity Value="True"/>
+            <TargetOS Value="win64"/>
+          </CodeGeneration>
+          <Linking>
+            <Debugging>
+              <DebugInfoType Value="dsDwarf3"/>
+              <UseHeaptrc Value="True"/>
+              <TrashVariables Value="True"/>
+            </Debugging>
+            <Options>
+              <Win32>
+                <GraphicApplication Value="True"/>
+              </Win32>
+            </Options>
+          </Linking>
+        </CompilerOptions>
+      </Item>
+      <Item Name="Release">
+        <CompilerOptions>
+          <Version Value="11"/>
+          <PathDelim Value="\"/>
+          <Target>
+            <Filename Value="package_zerch"/>
+          </Target>
+          <SearchPaths>
+            <IncludeFiles Value="$(ProjOutDir)"/>
+            <UnitOutputDirectory Value="lib\$(TargetCPU)-$(TargetOS)"/>
+          </SearchPaths>
+          <CodeGeneration>
+            <SmartLinkUnit Value="True"/>
+            <TargetOS Value="win64"/>
+            <Optimizations>
+              <OptimizationLevel Value="3"/>
+            </Optimizations>
+          </CodeGeneration>
+          <Linking>
+            <Debugging>
+              <GenerateDebugInfo Value="False"/>
+              <RunWithoutDebug Value="True"/>
+              <StripSymbols Value="True"/>
+            </Debugging>
+            <LinkSmart Value="True"/>
+            <Options>
+              <Win32>
+                <GraphicApplication Value="True"/>
+              </Win32>
+            </Options>
+          </Linking>
+        </CompilerOptions>
+      </Item>
     </BuildModes>
     <PublishOptions>
       <Version Value="2"/>
@@ -55,6 +128,10 @@
         <IsPartOfProject Value="True"/>
         <UnitName Value="ThreadUnit"/>
       </Unit>
+      <Unit>
+        <Filename Value="music.res"/>
+        <IsPartOfProject Value="True"/>
+      </Unit>
     </Units>
   </ProjectOptions>
   <CompilerOptions>
@@ -67,6 +144,9 @@
       <IncludeFiles Value="$(ProjOutDir)"/>
       <UnitOutputDirectory Value="lib\$(TargetCPU)-$(TargetOS)"/>
     </SearchPaths>
+    <CodeGeneration>
+      <TargetOS Value="win64"/>
+    </CodeGeneration>
     <Linking>
       <Debugging>
         <DebugInfoType Value="dsDwarf3"/>
diff --git a/package_zerch.lps b/package_zerch.lps
index 70a89a1..50c966c 100644
--- a/package_zerch.lps
+++ b/package_zerch.lps
@@ -3,7 +3,7 @@
   <ProjectSession>
     <PathDelim Value="\"/>
     <Version Value="12"/>
-    <BuildModes Active="Default"/>
+    <BuildModes Active="Release"/>
     <Units>
       <Unit>
         <Filename Value="package_zerch.lpr"/>
@@ -12,7 +12,7 @@
         <WindowIndex Value="-1"/>
         <TopLine Value="-1"/>
         <CursorPos X="-1" Y="-1"/>
-        <UsageCount Value="26"/>
+        <UsageCount Value="28"/>
       </Unit>
       <Unit>
         <Filename Value="main.pas"/>
@@ -20,10 +20,9 @@
         <ComponentName Value="Form1"/>
         <HasResources Value="True"/>
         <ResourceBaseClass Value="Form"/>
-        <IsVisibleTab Value="True"/>
-        <TopLine Value="92"/>
+        <TopLine Value="62"/>
         <CursorPos X="54" Y="111"/>
-        <UsageCount Value="26"/>
+        <UsageCount Value="28"/>
         <Loaded Value="True"/>
         <LoadedDesigner Value="True"/>
       </Unit>
@@ -34,21 +33,22 @@
         <EditorIndex Value="3"/>
         <TopLine Value="11"/>
         <CursorPos X="40" Y="26"/>
-        <UsageCount Value="23"/>
+        <UsageCount Value="25"/>
         <Loaded Value="True"/>
       </Unit>
       <Unit>
         <Filename Value="C:\lazarus\lcl\include\control.inc"/>
+        <IsVisibleTab Value="True"/>
         <EditorIndex Value="4"/>
         <TopLine Value="4000"/>
-        <CursorPos Y="4010"/>
-        <UsageCount Value="11"/>
+        <CursorPos X="70" Y="4014"/>
+        <UsageCount Value="12"/>
         <Loaded Value="True"/>
       </Unit>
       <Unit>
         <Filename Value="UOS\src\uos_libxmp.pas"/>
         <EditorIndex Value="2"/>
-        <UsageCount Value="11"/>
+        <UsageCount Value="12"/>
         <Loaded Value="True"/>
       </Unit>
       <Unit>
@@ -56,9 +56,19 @@
         <EditorIndex Value="1"/>
         <TopLine Value="243"/>
         <CursorPos X="39" Y="249"/>
-        <UsageCount Value="11"/>
+        <UsageCount Value="12"/>
         <Loaded Value="True"/>
       </Unit>
+      <Unit>
+        <Filename Value="music.res"/>
+        <IsPartOfProject Value="True"/>
+        <EditorIndex Value="-1"/>
+        <WindowIndex Value="-1"/>
+        <TopLine Value="-1"/>
+        <CursorPos X="-1" Y="-1"/>
+        <UsageCount Value="22"/>
+        <DefaultSyntaxHighlighter Value="None"/>
+      </Unit>
     </Units>
     <JumpHistory HistoryIndex="29">
       <Position>