Added Basque language\nAdded 'eu' (Basque) to LINGUAS
meld.desktop: add trailing semicolon to mime type.

https://bugzilla.gnome.org/show_bug.cgi?id=698153
trivial: Update FSF Address

https://bugzilla.gnome.org/show_bug.cgi?id=698152
Clear old chunk cache when clearing merge cache (closes bgo#693690)
Unset statusbar size requests for cursor positions (closes bgo#602128)

There doesn't seem to be any good reason to set size requests here,
since we can't know how long line/column strings can be.
Use a .png for new VC icon; Windows won't load SVGs
Enable opening files externally at a particular line number
Use Python's built-in Formatter support; support spaces in exec paths
PEP8
PEP8 fixes for diffutil
PEP8 fixes for meldwindow
PEP8 fixes for filemerge
PEP8 fixes for diffmap
PEP8 and docstring fixes for task.py
Remove unused import
Add new preferences doc page with note about external editor command
Updated Hungarian translation
Prompt to force highlighting when we skip large chunks (bgo#697812)
Fix action capitalisation to follow HIG (bgo#698445)

This change also involved a *lot* of PEP8, thus the size of the diff.
Updated Slovenian translation