Simple refactorings. Reduces flog from 1112 to 700 (~-37%). I can't
test this so I don't know if it works, but it should be straight up
algebraic substitutions for everything.

#params    263 ->   1
#[]        609 -> 442
assignment 161 -> 164
Use match_array to fix a sporadic test failure.
Remove unused spec/ui_coverage_helper.rb

This used to be used by UI automated tests for UI code
coverage, but we don't have those specs anymore.
Merge pull request #954 from zenspider/refactoring

Simple refactorings for OpsController::Settings::Common#settings_get_form_vars. Reduces flog from 1112 to 700 (~-37%).
Rewritten prototype $ for show/hide to jQuery

Resolves #873
Merge pull request #969 from Fryguy/rm_ui_coverage_helper

Remove unused spec/ui_coverage_helper.rb
Merge pull request #965 from jrafanie/use_match_array_to_fix_sporadic_failure

Use match_array to fix a sporadic test failure.
Merge pull request #881 from skateman/prototype-jquery-show-hide

Rewritten prototype $ for show/hide to jQuery