Add vc12 project files for MFC samples.
CMake - add Unicode option for MFC samples
CMake - do not set MFC option globally
Update description of Cmake building procedure for MFC sample
Correction of cmake.md and automake.md
0024943: Port MFC sample to UNICODE for compatibility with VS2013
The formatting of developer guides about OCCT building with various build systems has been improved.
automake article clean up