Merge pull request #13 from gitextensions/master

Update published version
Merge pull request #16 from gitextensions/master

Update
add section about re-taggin
Merge pull request #17 from feinstaub/topic_delete_tag

add section about re-taggin
Change information about where settings are stored.
Merge pull request #18 from vbjay/master

Change information about where settings are stored.
Merge remote-tracking branch 'origin/latest'