Update README.md

added database user section
Corrections of migration files
Merge pull request #5 from noproblan/develop

extracted css and added logo
Merge pull request #6 from noproblan/develop

Renamed example configs
Merge branch 'refs/heads/develop'
Merge branch 'refs/heads/develop'
Added deployment informations to readme
Merge branch 'develop' of github.com:noproblan/npl-website

Conflicts:
	README.md
Merge branch 'refs/heads/master' into develop

Conflicts:
	README.md