Remove uneeded return

Thx @Raydiation
Remove uneeded returns
handling proper display of files/folders with negative size
refs #1162
fix for issue #1189, missing variables added
fix for issue #1186, missing variables added
Merge branch 'versioning_history_issue_1189' of github.com:schiesbn/core into versioning_history_issue_1189
Cache prepared statements in OC_DB
Fix regression caused by 31b1a73e1f508a33843835b632ee05c7bfc2aaaf
Merge pull request #1178 from owncloud/return_true_because_of_ponies

Remove uneeded return
[tx-robot] updated from transifex
Clear cached prepared statements when switching between mdb2 and pdo
Merge pull request #1195 from owncloud/cache_prepared

Cache prepared statements in OC_DB
initialize
initialize $versionCreated
Merge branch 'versioning_history_issue_1189' of github.com:schiesbn/core into versioning_history_issue_1189
Merge pull request #1192 from schiesbn/versioning_history_issue_1189

fix for issue #1186, missing variables added
Merge pull request #1185 from owncloud/fixing-1162-master

handling proper display of files/folders with negative size
Spaces to tabs
Whitespace cleanup
Merge pull request #1180 from owncloud/whitespace-cleanup

Whitespace cleanup