- Changed the build tool qmake by cmake.
- Changed the directory hierarchy.
- Added "source/include" to include directories (CMakeLists).
- Changed the paths when including own header files.
- Added some "pedantic" compilation flags :-P.
- Removed unused include dirs (CMakeLists.txt).
- Added parameters to CMakeLists.txt for building DEB and RPM packages from binaries.
- Removed a dummy text from "next tetromino" image.
- Added parameters to CMakeLists.txt for building DEB and RPM packages from binaries.
- Removed dummy text from "next_tetromino.png" image.
- Removed redundant text from exception thrown in Game.cpp.
Merge branch 'prototype' of github.com:Neodivert/moblok into prototype

Conflicts:
	data/img/next_tetromino.png
	data/img/next_tetromino.xcf
- Fixed conflict in binary files.
- Added a shell script for rebuilding install packages from source (currently, only DEB package is generated).
- "data" directory has been moved to "share/moblok".
- Added a config.hpp.in file used by CMake for retrieving the path to the data directory in both source and install directories.
- Added a ResourceLoader class.
- Previous ResourceLoader class is used in Tetris' class methods.
- All the names for the source files have been lowercased.
- Removed some unused couts.
- SDL libraries inclusions have been moved from one source file to another.
- Game class now uses a ResourceLoader instance in its constructor for loading images.
- Game::player attribute is not a pointer anymore.
- Improved README.
- Fixed some typos in README.
- Inclusion and linkage of SDL libraries have been replaced by SDL2.
- Moblok' has been ported to SDL2!
- Removed redundant drawing calls.