Updated german translation file

Signed-off-by: Damien Regad <dregad@mantisbt.org>
Bitbucket: translations

- updated English
- added German

Signed-off-by: Damien Regad <dregad@mantisbt.org>
PR #101: Updated German translation
Added instructions to call import via shell

Signed-off-by: Damien Regad <dregad@mantisbt.org>
Reword and reformat install step 6, fix whitespace
PR #101: Update Readme file
Readme: update copyright, add license