Run our checkyear.js script as a check-commit hook.

git-svn-id: http://tortoisesvn.googlecode.com/svn/trunk/src/AsyncFramework@24827 4cfb86a4-2c7a-11df-bd14-c1e331e6ceac
Remove the `_ProjectFileVersion` property from the project files.

git-svn-id: http://tortoisesvn.googlecode.com/svn/trunk/src/AsyncFramework@25005 4cfb86a4-2c7a-11df-bd14-c1e331e6ceac