Changed so a GameObject can get another game object directly without the need to call game object manager. This so you don't have to include the game object manager just for getting a game object.

Signed-off-by: Olof Wallentin <olov.wallentin@gmail.com>
Merge branch 'olof' of https://github.com/rodstrom/yomibubble into anders
Made some minor changes to the AI component, and the companion AI.

Signed-off-by: Anders <oakvalley.a@gmail.com>