Updated version number to 0.7

git-svn-id: http://graph-studio-next.googlecode.com/svn/trunk@429 c2f33eb2-41b2-391d-4cb4-d9d0608729ba
Warning fix for x64 build, no functional changes.

git-svn-id: http://graph-studio-next.googlecode.com/svn/trunk@430 c2f33eb2-41b2-391d-4cb4-d9d0608729ba