Rat Race

Fix a missing explosion step in the cascade obstacle Add movement control setting to options menu, can set to right or left click --Unify some of the typefaces being used in the options menu Various laser editing fixes, primarily caused by the editor referencing lasers that were no longer in the scene --Fix speed setting on two-segment "loop" type laser paths --Fix fire tile colliders blocking the user from editing the segment speed --Fix an issue where loading an obstacle with laser emitters caused an unrecoverable error state Remove old movement code that caused a stutter movement and had a small chance to block input