Relocate filter plugins to lib_utils

This commit relocates filter_plugings to lib_utils,
changes the namespacing to prevent unintended use of
older versions that may be present in filter_plugins/
directory on existing installs.

Add lib_utils to meta depends for roles

Also consolidate some plugins into lib_utils from
various other areas.

Update rpm spec, obsolete plugin rpms.

ansible.cfg

@@ -10,10 +10,6 @@
 #log_path = /tmp/ansible.log
 
 # Additional default options for OpenShift Ansible
-callback_plugins = callback_plugins/
-filter_plugins = filter_plugins/
-lookup_plugins = lookup_plugins/
-library = library/
 forks = 20
 host_key_checking = False
 retry_files_enabled = False