Shotgun & rendering fixes

The hivemind has procured a new patch for our devout followers!

Version: 1.0.5-RELEASE-609-g93cf0b43

Patch notes/changelog:

• Fixed: superficial "saving..." message before the menu is loaded
  
• Fixed: power boxes no longer being interactable after their cover gets blown off with a shotgun from a significant distance
  
• Fixed: parts of mech armor remaining suspended in the air after being blown off with a shotgun or assault rifle
  
• Fixed: background parallaxes occasionally rendering in an incorrect order