New folder for AI
Merge branch 'master' into script_dev

Conflicts:
	Makefile.in
Merge branch 'master' into script_dev

Conflicts:
	Makefile.in
Merge branch 'master' into script_dev

Conflicts:
	src/engine/Game_engine.ml
	src/engine/Game_engine.mli
Changed header
Removed useless space at end of a line.

Useless commit.
Adding conversion function to MIDI pulses in the interface
Added module MidiV, offering some shared utilities for the manipulation of
MIDI data in the framework defined by the mm library.
Started working on conversion form event type to MIDI
Merge branch 'master' into script_dev

Conflicts:
	Makefile.in
Merge branch 'master' into script_dev & AST type

Conflicts:
	Makefile.in
Merging master
Base for menhir parser
Minimal parser implementation (/!\ not tested)
Added optional parenthesis
Bugfixes & first script example
First implementation of movement animation
Better timing
Merge branch 'music_dev' of https://github.com/GL-MPRI-2014/GL_MPRI_2014 into music_dev
Added ge, le and equals to the language