Version 0.5.13

New features / content / improvements

 * Added 5 Enemy Mini-base encounters which appear during GSO grade 1.
 * Restored animations to Solar Generator.
 * Added new EXP Ground Clearing wheel.
 * Added new GSO Large Delivery Cannon.
 * Filters can now filter by item types as well as specific items (right mouse button menu).

Bug fixes

 * Fixed Burning Tree with Battery disappearing issue.
 * Added missing Attach Point to GSO Filter Conveyor.
 * Fix pause in gameplay when you pick up a new type of block.