Merge pull request #175 from Gallaecio/cmakeUpdatePotOnSourceDir

Used  so that ‘make update-pot’ works when called from a binary director...
Small indentation fix.
pot + fr translation update.
de translation update by NaN :)
Standadized the way bare hands skills are added.

This is a prerequisite to add skills support through equipment.

I also added a hack necessary for save games to stay compatible.
Preloads the sad music in Kalya house map to avoid a glitches when it starts.
Added the save file and settings location description depending on the OS.

Closes #164.
defence → defense
An holy → A holy