Fixes #5167 - Setup Elgg environment on Travis. Mocking session storage for installation process.
Notices fix
travis_installer.php cleanup and docs fix
Added time and memory stats to simpletests
Moved ElggTravisInstallTest to simpletest suite
Update local time_updated attribute value on entity update
Fixes #3223 pulls the making friends out of register function and into invitefriends plugin
Fixes #4844 adds message when no friends in widget
Minor adjustments
More entropy to annotation name
Fixes #4499 matching a period in urls
Fixes #4281 standardized create relationship event name
Fixes #4225 standardized the 'delete', 'relationship' event
Merge pull request #5549 from Srokap/ticket_5167

Fixes #5167 - Setup Elgg install on Travis
cleaned up saving an ElggSite and setting site_guid to self
Fixes #5300 'update', 'group' not being triggered multiple times now
fixed unit test failure
allow someone to manually set the site_guid for a site