Controller test for Conference#show
Removes new conference link form loop
Adds color attribute to conference
Added method to wrap the date helper to recieve two dates instead of a object
Merge pull request #172 from ChrisBr/add_color_to_conference

Adds color attribute to model
Merge pull request #171 from ChrisBr/bugfix_sidebar

Removes new conference link form loop
Merge pull request #167 from gopesht/conference_date_helper

Modified date helper
Merge pull request #169 from gopesht/fix_controller_test_for_splash

Controller test for Conference#show