Rails3: Move ActionDispatch rescue_responses handling to config/application.rb

This solves the following deprecation warning:

DEPRECATION WARNING: ActionDispatch::ShowExceptions.rescue_responses is
deprecated. Please configure your exceptions using a railtie or in your
application config instead. (called from initialize at
/srv/www/hawk/app/controllers/application_controller.rb:76)

Signed-off-by: Tim Serong <tserong@suse.com>
Misc: Cib model: Expose rsc_defaults and op_defaults

Signed-off-by: Tim Serong <tserong@suse.com>
GUI: summary_view: Ensure rsc_defaults resource-stickiness is reflected in summary

Signed-off-by: Tim Serong <tserong@suse.com>
GUI: panel_view: Add rsc_defaults and op_defaults to crm config panel

Signed-off-by: Tim Serong <tserong@suse.com>
Misc: Cib model: Don't include default-resource-stickiness if not set

Signed-off-by: Tim Serong <tserong@suse.com>