Update to 5.0.10

Changelog:
Version 5.0.10 Aug 12th 2013

    Configurable logfile date format
    Several Oracle fixes
    Several MSSQL fixes
    Make default language configurable
    New CLI upgrade script
    Correctly calculate folder size
    Fix display of search results
    Database upgrade fixes
    Smaller filesystem cache fixes
    Remember password fixes
    Encryption fixes
    Fix problems with german 窶弑mlauts窶� in folder name
    IE fixes
    Improved upgrade logging
    Improved external storage status display
    Flicker free versions dropdown
    Don窶冲 create empty versions
    Less noisy debug logfile
    Don窶冲 show firstrunwizard during upgrade
    Several Calendar fixes
    Contacts fixes
    Fixes for Gallery
    Several smaller fixes

(ryoon)