Changed 'Built by' link.
Allow to show menu when pressing the sub button while "loading links" flag is on

This is a patch for the scenario of loading a Channel with an invalid
subreddit on mobile, as it wasn't possible to switch to another sub.
Default the "loading links" flag when loading the views for adding/removing subs.
Minor changes
Fixed padding for post title in detail view and changed font-weight value definition.
Fixed obtaining selected Channel name
Minor format change
Revert back to not allowing to show the menu on mobile, while "loading links" flag is on
Better handling of Channels and its URLs
Bumped appcache