node: adding bash sdk function has_web_proxy to check if the gear contains a web_proxy cartridge
cartridges: display the cron install message only on the web_proxy gear in a scaled environment
Fix mock cartridge verification in cuke tests
fix configure order calculation - bz1008609
Handle categories not used
use proper return codes in has_web_proxu() bash sdk
First draft of changes to create subclasses for pending ops