Fixing carboncontext issue when persisting into registry. Removing jndi.url property from config file. Incorparating configuration files comes in carbon kernel patches. Renaming cartridge agent startup scrript to stratos.sh
fixing a bug in removing Subscriptions from cluster id -> set<subscription> map
Merge branch 'master' of https://git-wip-us.apache.org/repos/asf/incubator-stratos