Adding deleteItems function.
Adding header.
FIxes bug in the html test.
Moves delete Item to Abstract.
Replaces new lines by <br/> tags in head part of the confirmation e-mail
Coding style fix.
Merge pull request #175 from doleiynyk/2013-05-08_implement_deleteItems

Implements delete items for all managers
Extending _deleteItems.
Merge pull request #178 from doleiynyk/2013-05-08_implement_deleteItems

Extends the _deleteItems() method by an optional parameter for checking the site ID
Removes excludes for resource.php.ci for rsync
Merge pull request #179 from nsendetzky/master

Replaces new lines by <br/> and adapts .exclude
Improves excludes
Merge pull request #180 from nsendetzky/master

Improves excludes
Includes ext/.gitignore
Merge pull request #181 from nsendetzky/master

Includes ext/.gitignore
Merge https://github.com/Arcavias/arcavias-core