Merge pull request #13 from Wuisch/document

Document
Merge pull request #14 from Wuisch/document

git ignore fix2
Merge pull request #15 from Wuisch/document

fixed again
Merge pull request #16 from Wuisch/document

test
Merge pull request #17 from Wuisch/document

lala
Merge pull request #18 from Wuisch/document

rm
Stuff stuff
Merge branch 'master' of https://github.com/Wuisch/IPSEN5
Ignore database config
Remove databsae config
Ignore /app/config/local/database.php + add my machine to local environment
Remove unused migration
document edit method