Fixed bug that blocks shared the same cache content
Used isset() to valid cachedcontent array
Merge pull request #79 from linzongshu/master

Fixed bug causing cache conflicts, described in issue #77
Add paginator
Add paginator
Merge pull request #81 from faragostaresh/master

Add missed paginator
Update changelog.txt
Changed cache content var type to array
Changed backoffice mode name 'manage-Management' to 'manage-Setting'