Charset changed to utf8. 

Charset changed from latin 1 to utf8 to avoid any potential issues in the future
[tx-robot] updated from transifex
adding unit test for MailQueueHandler::getAffectedUsers()
[tx-robot] updated from transifex
Select the minimum amq_latest_send time to avoid issues with postgres & oracle

Fix #92
subjectparams must not be empty
Extend MailQueueHandler::getAffectedUsers tests
Use quotes around column names
Do not double sanitize() file names

Fix #97
Merge pull request #93 from owncloud/issue/92

adding unit test for MailQueueHandler::getAffectedUsers()
Merge pull request #81 from fossxplorer/master

Charset changed to utf8.
Merge pull request #98 from owncloud/issue/97

Do not double sanitize() file names
[tx-robot] updated from transifex
Add hooks so other apps can display their types

Fix #82

Add docs how to add types, filters and activities

Add a hook to change the icon for activities

Allow other apps to group their activities

Allow other apps to use the ParameterHelper for their activities

Allow apps to use the translation stuff for their activities aswell

Only try to display a file icon when we have a file

Adding \OCP\Activity\IExtentsion and it's first method getNotificationTypes()

Adding method filterNotificationTypes()

Adding method getDefaultTypes()

Adding method translate() and getTypeIcon()

Adding method getGroupParameter()

Adding method getNavigation()

Adding method isFilterValid() and getQueryForFilter()

simplify helper functions getPageFromParam() and getFilterFromParam()

Add unit tests for getFilterFromParam()

Fix Data::getFilterFromParam() test after hardcoding the parameter name

update readme

Format classname as code