Updated Greek translation
Updated Greek translation
Updated Greek doc translation
Updated gujarati file
Port gnome-search-tool to GSettings

This commit migrates gnome-search-tool from GConf2 to GSettings.
It adds new key "search-history" which is a dictionary where values
are lists of strings and removes getting of nautilus key "date-format"
because it was removed from nautilus.
This commit also contains conversion file gnome-search-tool.convert for data
conversion (#632429).
Updated POTFILES.in
Internationalize GSettings
Added Slovenian translation
Updated Spanish translation
Updated Serbian translation
Updated gujarati file
Updated Spanish translation
Updated Galician translations
3.5.5
[l10n]Updated Turkish translation
Updated gujarati file
Updated Hebrew translation.
[l10n] Updated Catalan translation
Updated Traditional Chinese translation(Hong Kong and Taiwan)
Assamese translation updated