Edit ids. Change implementation of logic_player

* Now army and building are Hashtables in logicplayer
* 2 new method in order to get a unit by its id (same for building)
* change some stuff related to ids
Added terrestre to capture a building
Merge pull request #119 from GL-MPRI-2014/config

Config
Merge branch 'master' into hashplayer

Conflicts:
	src/engine/Game_engine.ml
Merge pull request #120 from GL-MPRI-2014/hashplayer

Hashplayer
hotfix
git add optionnal argument for id in player
Merge pull request #122 from GL-MPRI-2014/hashplayer

git add optionnal argument for id in player
git add optionnal argument for id in player
Merge branch 'hashplayer' of https://github.com/GL-MPRI-2014/GL_MPRI_2014 into hashplayer
Merge pull request #123 from GL-MPRI-2014/hashplayer

Hashplayer
change config init
Merge branch 'master' of https://github.com/GL-MPRI-2014/GL_MPRI_2014
Stream version of music player.
Fixed missing parenthesis
Fix id name in Player
create deprecated, changed to make (Array)
Fix Makefile.in problem in target doc
Merge branch 'master' of https://github.com/GL-MPRI-2014/GL_MPRI_2014
fix doc