Bug 956625 - Updating to precompile the assets during RPM build

https://bugzilla.redhat.com/show_bug.cgi?id=956625

Removed precompiled assets from the repo.
Updated the SPEC file to precompile the assets at build time.
Fixed httpd/console-scl-ruby193.conf to call console_ruby instead of
broker_ruby.
Changes to Gemfile, Rakefile and config/application.rb to support
precompiling the assets at build time.