Fix project paths
Add .gitignore file
Update .gitignore file
Update Boost lib files to v1.55
Fix bool handler returning always 1.
Append AMXX libraries with "_amxx"

To fix issue where the "engine" library (AMXX Module) could not be added
because previously inserted for the game engine.
Note: To keep backward compatibility with previous version, AMXX
libraries name without "_amxx" are still added.
Fix windows compilation on debug
Update project configuration
Add Boost lib files in debug mode