3.1 release

• Maintenance: 'Translate Service' feature has been disabled, as the vast majority of people surveyed declined it. Thanks to Gunu (Marius Siroen) who made this survey possible.
• Improvement: up to date code for updateGettextDatabases and cleaning up of a lot of code. Thanks to Michel Weimerskirch.
• Translations: Croatian po/mo - thanks to Sheldon Miles.
• Translations: po/mo adjusted for a typo fixed. Thanks to Michel Weimerskirch.
• Translations: default time format for Sweden changed - thanks to Tor-Björn.
• Fix: import/export from other qTranslate-ish forks.
• Fix: problem with menu editor under some configurations.
• Fix: 'Hide Title' in the widget. WP topic
• Fix: corrected redirection in some peculiar cases.
• Fix: query to implement option 'Hide Content which is not available for the selected language'
• Feature: more on framework for integration with other plugins and themes.
• Feature: closing tag [:] for square bracket language encoding mod is introduced.
• Feature: options to convert database to/from square bracket only mode.
• Feature: new language encoding mode 'byline', particularly needed for Woocoomerce integration.
• Improvement: altered the response of filter 'esc_html' to return a translation to current language instead of the default language.
• Feature: more on framework for integration with other plugins and themes.
• Fix: import from mqTranslate (thanks to Christophe).