Update minimum RAM requirement
Merge pull request #418 from ar-jan/README

Update minimum RAM requirement to 1 GB
Fix for broken /etc/hosts if newline was missing.
Fix typo.
Remove empty lines from /etc/locale.gen
Drush: Upgrade command line version 6 to mini-6-22-09-2014
Latest hotfix added on: Mon Sep 22 08:38:15 PDT 2014
Apply any still waiting db updates.
PHP 5.5.17
PHP 5.4.33
Latest hotfix added on: Mon Sep 22 15:51:33 PDT 2014
Always start cron before aborting on error.
Install openjdk on CI instances by default.
Make the check_civicrm_compatibility more reliable to avoid false alarms.
Latest hotfix added on: Tue Sep 23 07:13:59 PDT 2014
ERPAL 2.0-b6
OpenPublic 1.0-rc5
Redis: Set redis_flush_forced_mode to FALSE by default.

It is no longer required to use so aggressive mode with current Redis integration module version.
Enable path_alias_cache by default also in the hostmaster site.
Update default SSL Wildcard Nginx Proxy to use wildcard listen mode.