Added docs and project management tool update

doc/files/poly.txt

@@ -1,4 +1,18 @@
 #title Poly [RCBasic Doc]
 #header sub Poly(n, byref x, byref y)
 
+Draws a polygon
 
+#list ul
+#li n - Number of points in the polygon
+#li x, y - Array where the points are stored
+#/list
+
+#code
+Dim x[3], y[3]
+x[0] = 50 : y[0] = 50
+x[1] = 90 : y[1] = 90
+x[2] = 10 : y[1] = 90
+
+Poly(3, x, y) 'Draws a triangle
+#/code