Added WeekStartDate to JavaScript

- Added workflow updates in order to eliminate
  "modify" as the first transition in a WF

  - moved PO.class.CategoryStore to PO.store.CategoryStore
  - Added a PreferenceStateProvider.js based on SenchaPreference,
    that still needs debugging

  Created im_hour_interval_permissions procedure for REST permissions

  Now requiring that endTime > startTime

  Modified the trigger function in order to create comments with start and
  end time

  Modified trigger to include start and end times

  Now enabled parameters to modify the start- and end times
  in the logging time drop-down

  - Fixed various GUI issues
  - Fixed double-click issue when clicking on a task right after start

  - Fixed issue with multiple portlets per screen
  - Fixed issue with double-click

  Fixed logic when clicking into the editor while logging

  - Removed debugging code
  - Improved formatting
  - Now canceling logging when tree selection changes
  - Removed DatePicker

  Finished SQL parser

  Debugging

  Added deletion feature

  Added Esc key to abort current logging