modifying forecast page to use modals
Merge branch 'develop' of https://github.com/avalanchedotca/CACMobile into develop

* 'develop' of https://github.com/avalanchedotca/CACMobile:
  Changes to obs view/submit modal
  Moved date pickers to modals
modals did not work, to much content to be displayed in a modal. Instead implemented using tabs
changed so region appears on top of tabs
Forecast Tabs for Problems Details and Forecast. Danger Rating in modal
renamed av to avSummary in details