Fixes #3636 Hopefully I haven't broken anything!

Added new parmeter &pattern= to MultiSites.getAll

Thomas let me know if any feedback on this!

git-svn-id: http://dev.piwik.org/svn/trunk@7717 59fd770c-687e-43c8-a1e3-f5a4ff64c105


git-svn-id: http://dev.piwik.org/svn/trunk@7718 59fd770c-687e-43c8-a1e3-f5a4ff64c105
FIX

git-svn-id: http://dev.piwik.org/svn/trunk@7719 59fd770c-687e-43c8-a1e3-f5a4ff64c105