Adding "Save path" column

because it's useful when moving files

It's the same path as in properties because that's consistent
Do not autoDL items based on rules still being edited.
Fix failing asserts (rss settings are not saved).

See Pull #675
Allow to sort peer list either by country or by IP
Remove obsolete IP_HIDDEN column from peer list.
Merge pull request #748 from Gelmir/peersort

Allow to sort peer list either by country or by IP
Update galician translation by marcos.
Update changelog.
Write BOM to NSIS scripts.
Merge pull request #622 from john-peterson/column

Adding "Save path" column
Updated NSIS arabic translation by SDERAWI.
Updated NSIS norwegian translation by tomaso.
Update configure script to stop requiring libboost-thread
Updated arabic translation by SDERAWI.
Updated NSIS basque translation by aramendi.
Updated NSIS galician translation by marcos.
Merge pull request #687 from Gelmir/asserts_fix

Fix failing asserts (rss settings are not saved).