Prevent menu dragging unless dragging from screen edge
Add spacing between thumbnails and set no image res in step edit
Add guide intro topic name autocomplete
Use TAG in json helper when logging exceptions
Rework User guide list and Guide Intro

Moved user list out of a the "Portal" fragment, and just inflate it with
GuideCreateActivity.

Added pulltorefresh functionality for guide list.

Removed UserGuide object - it was basically the same thing as GuideInfo, no
need for both.
Keep only 1 toggle item open at a time