init
use free port on heroku machine
added database support.

we now have a functioning connection to our htw database.
added upload capability
added twitter bootstrap so we don't need to write all css from scratch
added more files which were not added in the previous commit, but should have been
deleted pics
added engine dependencies to package.json
jjj
jjj
arg
added capability to upload files per ftp to a ftp host which acts as our CDN.

we  had to do this, becaus heroku doesn't allow to upload files to public directories
improved layout of start page so it shows up to 12 uploaded pics in 3 rows...4 pics each.

improved navigation within app
-added tagging feature. tagging is now possible but still pretty quirky. further work needed
- exchanged prompt alert for a real dialog so we can accept more than one data value from user.
layout anpassen
- started adding user functionality
Revert "layout anpassen"

This reverts commit fed3a927f16b27c20f86386cf7c6409f87a56215.
Merge branch 'master' into HEAD
- improved image tagging: all tags on an image are also shown in alist next to the image.
Merge remote-tracking branch 'github/master'

Conflicts:
	README.md