CC-5323: User's Timezone Can Improperly Edit Show
CC-5323: User's Timezone Can Improperly Edit Show
CC-5323: User's Timezone Can Improperly Edit Show

-made localizeDate a static function in ShowFormService
CC-5323: User's Timezone Can Improperly Edit Show

-added comments to timezone getters and setters in Prefences model
 to reduce confusion on station timezone and user timezone
CC-5323: User's Timezone Can Improperly Edit Show

-overlapping show check was using the user's local timezone to compare new
 shows instead of the show's timezone
CC-5323: User's Timezone Can Improperly Edit Show

- fixed to use show's timezone instead of user's timezone when updating a show's
  start and end time after a show has been edited
CC-5323: User's Timezone Can Improperly Edit Show
CC-5323: User's Timezone Can Improperly Edit Show
CC-5323: User's Timezone Can Improperly Edit Show

-made localizeDate a static function in ShowFormService
CC-5323: User's Timezone Can Improperly Edit Show

-added comments to timezone getters and setters in Prefences model
 to reduce confusion on station timezone and user timezone
CC-5323: User's Timezone Can Improperly Edit Show

-overlapping show check was using the user's local timezone to compare new
 shows instead of the show's timezone
CC-5323: User's Timezone Can Improperly Edit Show

- fixed to use show's timezone instead of user's timezone when updating a show's
  start and end time after a show has been edited
CC-5323: User's Timezone Can Improperly Edit Show

Edit show from was displaying rebroadcast dates in user's timezone
instead of in the show's timezone
Merge branch 'cc-5232-show-timezone' of dev.sourcefabric.org:airtime into cc-5232-show-timezone
CC-5323: User's Timezone Can Improperly Edit Show

Sometimes show form would populate the start/end time with wrong timezone
Merge branch '2.5.x' into cc-5232-show-timezone
Start of bugfixing for SAAS-349.

* Also identity verification for erry on Freenode.
Freenode identity verification for #airtime
Fix SAAS-349 by preventing password changes in demo mode.

* Added a NotDemoValidate validator class to ensure no changes to a field in demo mode.
* Prevent the user from changing the password of any user in demo mode.
* Fixes SAAS-349.
Merge branch '2.5.x' of dev.sourcefabric.org:airtime into 2.5.x