Revert "build issue on VS 2010"

This reverts commit 8e44e36adfada4783b6c3c2c1390de0b21d4e18a.
Revert "Revert "build issue on VS 2010""

This reverts commit d3fabbca25c8f13ef4150ee4da48ea10dd6fd5ba.
removed Visual Studio project files

configured the project with Qt Creator instead