Merge pull request #141 from Turbo87/search-escaping

Handle escape characters in search string properly
i18n: Updated Dutch translation
i18n: Updated Polish translation
i18n: Updated Spanish translation
Merge pull request #142 from Turbo87/i18n

Updated translations
AUTHORS: Updated translators list
helpers/country: Import cleanup
helpers/country: Fixed KeyError: u'ZH_HANT_TW'

Newer Babel versions seem to include the script in the output...
tracking/info: Removed iGlide from list of clients
tracking/info: Added "LiveTrack24 clients" section
Merge pull request #143 from Turbo87/tracking-info

Updated tracking client list
model/search: Fallback to whitespace splitting on shlex.split ValueError