start of tests refactoring; sqlite3 new wrapper fixes

tests/toverl2.nim

@@ -1,21 +0,0 @@
-# Test new overloading resolution rules
-
-import strutils
-
-proc toverl2(x: int): string = return $x
-proc toverl2(x: bool): string = return $x
-
-iterator toverl2(x: int): int = 
-  var res = 0
-  while res < x: 
-    yield res
-    inc(res)
-    
-var
-  pp: proc (x: bool): string = toverl2
-stdout.write(pp(true))
-for x in toverl2(3): 
-  stdout.write(toverl2(x))
-stdout.write("\n")
-#OUT true012
-