05-05-20 Fixes and update

+added persistent manager, now orbs and powers are stored and remain between levels.

+double jumping as been added, Rubi must first find the power in the second level before using it.

+level 2 now has jump pads and rubi is able to access the rooftops to continue the level

-camera vertical movement has been temporarily removed due to being badly implemented. now mouse movement should be somewhat more bearable