Move VSFilter and BaseClasses VS2012 project files to their own folder
Add XySubFilter build for VS2012
Compilation Fix: GBK spaces
Fix the following problems:
Compilation problems in VS2012 debug builds
Compilation of log4cplus in VS2012 properly (https://github.com/wilx/log4cplus-trunk/commit/9a368665300bc095dcd3507d4426c5e21f35078d)
Project filters descriptions consistently