Hotfix 1.1.0.1d

[h3]Bugfixes[/h3]

• Fixed dark staff projectiles not being destroyed when colliding with map border causing potential performance issues
  
• Another fix for endbosses on wave 20 not spawning
  
• Fixed LB/RB behaviour in skilltree when switching through stats window and search function, windows did not close as expected
  
• When closing skilltree screen keyboard for node search is getting deactivated again