only define package ressource if we havn't already
rewrite of gcc/ruby-devel installation
add listen_address var for nginx vhost template
implement ip binding for nginx
remove useless variable assignment
Merge branch 'master' of puppet-git:bastelfreak-puppetmodule into feature-nginx
add puppet_proxy_port on apache/nginx

this allows us to specify the port where our proxy is listening. defaults to 8140