Engine Updates

- LightEditor.exe UI should now be 100% translated to English: please reach out if anything left out!
- Refactored encryption algorithm: faster, and lighter. 
- Can now also exclude files/folders from exclusion through: Data/encrypt_exclusions.txt
- the deployed versions of LightApp, LightTests no longer require Qt. 

The following scripts have been completed updated to English (including comments):

- effects.txt
- start0.txt
- title.txt
- tut_3d.txt
- tut_basic.txt
- tut_media.txt
- tut_overall.txt
- tut_text.txt
- tut_var.txt
- tut_var_card.txt
- tut_var_mon.txt
- system/ all files
- extra/ all files

(basically all files except the advanced collision and map tutorials)