Engine: fixed argument to formatted string
Engine: fixed letterboxed mode (again)

This finally makes sure that both non-scrolling and scrolling rooms are displayed properly in letterboxed mode.
Engine: corrections for screen size designation on room load

This ammends previous fix for letterboxed mode; fixes situation when there's a room which size is smaller than game's size, which was technically acceptable in 320x240 and 640x480 games.
Engine: Remove DOS newlines in files
Engine: workaround for OpenGL gfx driver
Merge pull request #150 from salty-horse/dos2unix

Engine: Remove DOS newlines in files
Android 3.3.0 build and gitignore fixes
Merge pull request #153 from monkey0506/build_android_new

Android 3.3.0 build and gitignore fixes
Merge branch 'master' into develop-3.3.1