Updated SVProgressHUD pod to the latest version + styled it
Updated SVProgressHUD colors
Merge branch 'release/4.7' of github.com:wordpress-mobile/WordPress-iOS into issue/editor-406-confirmation-alert

# By Diego Rey Mendez
# Via Diego Rey Mendez
* 'release/4.7' of github.com:wordpress-mobile/WordPress-iOS:
  Shows an alert if the user opens in preview mode a post with unsaved changes.
SVProgressHUD will now display after post/page saves.
Merge branch 'release/4.7' of github.com:wordpress-mobile/WordPress-iOS into issue/editor-406-confirmation-alert

# By Diego Rey Mendez (1) and aerych (1)
# Via Diego Rey Mendez (2) and Eric (1)
* 'release/4.7' of github.com:wordpress-mobile/WordPress-iOS:
  Updating the editor pod to point to the latest commit in branch 0.3.
  Removes call to layoutSubviewsIfNeeded when a media bach loads.
Updated error text in HUD
Merge branch 'release/4.7' of github.com:wordpress-mobile/WordPress-iOS into issue/editor-406-confirmation-alert

# By Diego Rey Mendez (10) and others
# Via Sendhil Panchadsaram (8) and others
* 'release/4.7' of github.com:wordpress-mobile/WordPress-iOS: (26 commits)
  Fixes NotificationDetailsViewController conflicts
  Merge triage.
  Removed an auto-merge problem in WPPostViewController.
  Fixed merge conflicts in WPPostViewController.
  Nukes Twitter Keyboard
  Bumping Hockey App version.
  Adding tracking for new users activating editor
  Fixes the post preview.
  Update the editor pod to v0.2.3
  Handle hierarchy for newly created comments.
  Changes how the reply target is identified.
  Silence autolayout warnings
  We're hiding the bottom toolbar when the editor is on screen.
  Updated to latest editor pod
  Only check for the absence of a host.
  Make featured image always show.
  Restore the posts backfill functionality.
  Added a slight delay after the remote image URLs are updated.
  Use post permalink, not the blog's url.
  Fixed a logic error saving a removed post's context.
  ...
Updated SVProgressHUD to a specific commit.
Updated SVProgressHUD to use style guide color
Added isScheduled to BasePost
Added back original HUD success and error images.
Merge branch 'release/4.7' of github.com:wordpress-mobile/WordPress-iOS into issue/editor-406-confirmation-alert

# By Sérgio Estêvão (42) and others
# Via Sérgio Estêvão (6) and others
* 'release/4.7' of github.com:wordpress-mobile/WordPress-iOS: (56 commits)
  Notifications: Renames helper method
  Updates Podfile
  Bumping version to 4.7.
  Return line that was erased when merging.
  Update to latest version of WP-iOS-Editor.
  Change messages for cancelling upload.
  Add localisation context.
  Updates Simperium dependency
  Add localisation context for translators.
  Uncomment correct code.
  Adhere to WP coding style.
  Set version of MRProgress on podfile.
  More Fixes for wordpress-mobile/WordPress-iOS-Editor#423
  Remove images from post and db when upload is canceled.
  Specify accessibilityPath when setting frame.
  Better check for trailing br tags
  Update podfile
  Update WordPress-iOS-Editor version to use 0.3
  Updates separator on FRC change
  Updates Podfile.lock
  ...

Conflicts:
	Podfile.lock
Merge pull request #2878 from wordpress-mobile/issue/editor-406-confirmation-alert

Add a confirmation HUD after uploading a page or post