Log Message:
Update to 8.0.2

Changelog:
Version 8.0.2 March 11th 2015
Prevent DB errors in certain high load situations
Fix installation and updating of apps from the app store
Fix documentation links
Fix file move/copy when out of storage space
Disable 3rd party apps during upgrade to prevent breaking ownCloud if \ 
incompatible apps are used
Fix compatibility with certain MariaDB versions
Print app upgrade information to console
Detect broken APC versions
Fix certain incompatibilities with older PHP 5.4 versions
Several smaller fixes