Bug 992464 - Authorization token needs to raise when checking eventual consistency

Was using .first which returns nil
Remove add_authorized_ssh_key and remove_authorized_ssh_key which were likely replaced by the job based mechanism.
adding list of mirrors to README
Adding option to specify server list for find_gear
Card origin_runtime_148 - append JAVA_OPT_EXT to JAVA_OPT

* Update all JBoss cartridges to allow JAVA_OPT_EXT to be added
  to JAVA_OPT
* Update *_not_exit method names to refute_*
Card origin_runtime_175 - Report quota on 90% usage

* Generate a CLIENT_MESSAGE if either the disk quota or inode usage
  exceeds 90%. Check is performed in MCollective agent.
* Add QUOTA_WARNING_PERCENT to configuration file
Merge pull request #3308 from kraman/master

Pull in change from https://github.com/openshift/openshift.github.com/pull/14
Update documentation
Merge pull request #2962 from adelton/add-remote_authorized_ssh_key-removal

Merged by openshift-bot
Merge pull request #3303 from jwhonce/wip/quota_check

Merged by openshift-bot
Merge pull request #3307 from jwhonce/wip/java_opt_ext

Merged by openshift-bot
Merge pull request #3301 from mmahut/master

Merged by openshift-bot
Dep repos were wrong, nightly repos were non-preferred path
Bug 994424

Add template files for cron
Merge pull request #3309 from maxamillion/admiller/doc_fixes

Merged by openshift-bot
Merge pull request #3310 from BanzaiMan/dev/hasari/bz994424

Merged by openshift-bot
Cartridge - Clean up manifests

* Add missing elements or remove unused elements
Change 1 - Consolidate config options into the config file except for --auth
Enable mongodb journaling
Made scripts executable.