Enable testing for ruby 2.0/2.1 on travis.

Allow failures on 2.1 vmdb test suite.

Enable fast_finish so a PR is green without the required 2.1 vmdb suite:
"Now, a build will finish as soon as a job has failed, or when the only jobs left allow failures."
http://docs.travis-ci.com/user/build-configuration/#Fast-finishing
http://blog.travis-ci.com/2013-11-27-fast-finishing-builds/
Corrected text literals in Catalog edit items form

Fixed "Unassigned" text display for consistency throughout application

https://bugzilla.redhat.com/show_bug.cgi?id=1095470
Remove duplicate Log Depot validation code
Fix Service Dialogs sorting

https://bugzilla.redhat.com/show_bug.cgi?id=1125230
Spec/Routing/MiqAeCustomization: Added route to spec file
Class manipulation rewritten from Prototype to jQuery

Partially resolves #872, see https://github.com/ManageIQ/manageiq/issues/214#issuecomment-60060651
The miqHighlight() javascript function was wrapped into the javascript_highlight js helper.
Remove ruby193 rpm references
Add initial ruby-install instructions
Merge pull request #924 from GregP/catalogs_editing_literals

Corrected text literals in Catalog edit items form
Don't rely on ruby-install to install ruby dependencies.
Remove some hardcoded ruby-install version information
Remove hardcoded ruby 2.0.0 patch level for PATH
Add note about using --update to avoid hardcoding the ruby patchlevel
Disable building of documentation and enable libruby.so
Single line echoing into files and add no-document option to gemrc
Use newer bundler for the concurrent gem install option
Disable qpid for now

[skip ci]
Merge pull request #913 from brandondunne/remove_duplicate_log_depot_validation_code

Remove duplicate Log Depot validation code
Merge pull request #933 from jrafanie/ruby2appliance

Build Ruby 2 CentOS appliance
Merge pull request #185 from jrafanie/ruby_2_x_support

Upgrade to Ruby 2.0