Create base MobileView config and target refactor

Changes include:
* Target mobile for ve dependencies
* Create mobile view constructor
** Some tools like dialogs are excluded for now
* Refactor mw.target to permit code reuse
** Split out pageTarget view functionality from core init methods

Change-Id: I786b63ab57518fc6af7761501259ed66592f70e3
mw.ViewPageTarget: Remove unused onTokenError handler covered in onSaveError

Change-Id: If2124c68aab0d313f4ddd698014d2a4296bbabb8
Split apart onSaveError logic for other mw targets

Change-Id: I8c8b2d4900b511a65cff4c554cf7ef89d6d39ea9
Merge changes I8c8b2d49,If2124c68,I786b63ab

* changes:
  Split apart onSaveError logic for other mw targets
  mw.ViewPageTarget: Remove unused onTokenError handler covered in onSaveError
  Create base MobileView config and target refactor