Rename the title of the location edit page.

Fixes #22
Add a description to the location edit icon.

Fixes #21
Use the right object *grml*

Fixes #27
Update dependencies to include 0.3 of teh relative date parser.

Ticket #29
Merge branch 'master' of https://phablab.krautspace.de/diffusion/C/calcifer

Conflicts:
	composer.lock
Merge pull request #5 from HackspaceJena/master

update