Minor fix typos.
edit: translated one forgotten section
edit: finished grandmaster.txt
Merge remote branch 'upstream/master'
new: added the po4all gereated de/grandmaster.txt
edit: translated updated de/pot/*.po files and generate de/*.txt files after merge upstream/master
edit: typos in de/grandmaster.txt
new: translated de/secrets.txt
edit: corrected typos, solved problem with umlauts
new: finished translating de/drawbacks.txt
new: finished translation of de/preface.txt
Added more details to rebasing - cloning, --abort
Merge https://github.com/lordofbikes/gitmagic
Merge https://github.com/soniah/gitmagic
Merge branch 'master' of https://github.com/blynn/gitmagic
Minor edits.
Merge branch 'master' of https://github.com/blynn/gitmagic
Fixed user manual link.
Merge branch 'master' of https://github.com/blynn/gitmagic
Update translation for Vietnamese from 9d0f8fae commit.