Merge pull request #66 from Gallaecio/1.10-gl

[Galician Translation] Update
We're using git now.
Updated l10n-track.
Updated a comment.
applied fix which was already applied to po files to cfg
pot-update (preparing for 1.10.7, no new/changed strings)
bump version to 1.10.7
post release version bump to 1.10.7+dev
[Galician Translation] Added an image that had been left behind because of .gitignore’s ‘wesnoth*’ entry.