change Installer to an actual Plugin
extract deploy call out of the installer
fix parts of the fullstack test

makes no sense to not having the installer there anyway
add feature to change order of deploy execution
fix some docu

dont suggest to include the installer in modules anymore
add feature to prevent single files from deploy
add another testcase because of problems with issue #76
fix problems reported in issue #76
php 5.3 compatibility
another php 5.3 compatibility patch
some untested fixes for the deploy command

used via composer command integrator
Added test error checking on calls to sed.
Switched from using sed to perl for version swap in composer file. GNU sed is different than Unix sed and will not work cross platform.