Merge pull request #751 from pafcu/autocomplete

Autocomplete smilies
Fancy categories input with bootstrap-tagsinput
Add bootstrap-tagsinput library
Fix issue #752
change address book to connections
files: make mod/filestorage.php load via ajax and some design work. work in progress...
forgot to git add files
fix button visibility
fix double encoding of homepage in profile activity - not as straight-forward as it looked
Merge pull request #753 from pafcu/autocomplete

Correct domain for smily requests
Merge pull request #754 from pafcu/categoryinput

Fancy categories input in editor
Merge pull request #755 from pafcu/docfix

Fix issue #752
Merge pull request #756 from encyclomundi/master

change address book to connections
Merge pull request #757 from git-marijus/master

files: make mod/filestorage.php load via ajax and some design work. work...
Merge https://github.com/friendica/red into pending_merge
provide last successful poll run time (using relative time) in siteinfo so that we can tell folks that have no idea what we're talking about that their poller definitely isn't running and this is probably why nothing works correctly.
Show autocomplete taggable with special color