Changelog 0.2f: New UI visuals, backend features

- Added white line that instantly updates for weapon indicator

- Added stretching to weapon selector UI

- Added support for infinite damage weapons

- bugfixed hovering over inventory items

- added damage and max damage counter permanantly to bottom right

- added new tip to level 2

- added camera shake and sound effects to level 2 boss deaths

- Reduced file sizes by about 4mb and increased extensibility by using prefab for common level elements