Exposed 'initialize:directories' target
Updated multi-project.xml
Made composer target including the enabled check public
Updated multiproject targets
Improved: Use composer --no-dev in production and staging

Now we only install composer --dev dependencies in development and testing
environments and not on production or staging systems.
Physical location for site fixed.
Merge branch 'master' of git://github.com/Qafoo/build-commons
Fixed: Typo in help text.
Added: Initial version of a Sahi extension.
Bundled pear version updated.
Merge branch 'master' of github.com:Qafoo/build-commons
Release date fixed.