updating doc
updating install instructions
reformatting install script
editing symlinks
adding uninstall script- may need to be coverted into bash script
modifying install scripts
Merge branch '1840_spike_mediawiki' of tuleap.net:tuleap/tuleap/dev into 2526_auto_install_mediawiki
when project is created or the service is used, create mediawiki
Merge branch '2526_auto_install_mediawiki' of tuleap.net:tuleap/tuleap/dev into 2526_auto_install_mediawiki

Conflicts:
	plugins/mediawiki/include/mediawikiPlugin.class.php
updating install script
add lines in uninstall.sql
refactoring mw init
further work on mw init
increasing singleton
Merge remote-tracking branch 'dev/1840_spike_mediawiki' into 2526_auto_install_mediawiki

Conflicts:
	plugins/mediawiki/include/mediawikiPlugin.class.php
	tools/continuous_integration/singletons/current_singleton_count.txt
cleaning-up unisntall and adding sample deactivate scripts
refactoring mediawiki init
updating Install instructions; disabling singleton
renamed file and made activation switch back to default db after activation
Merge remote-tracking branch 'stable/master' into 2526_auto_install_mediawiki