Update 28th October 2016

Hi everyone, we have madee several improvements to the game for the Halloween Steam sale.

Improvements:
- VR mode included in the main branch
- Many documents are now skippable after unlocking the following chapter
- Performance optimizations
- Vegetation reworked
- Reworked object visualization
- Pointer reworked
- Gamma calibration reworked
- Sky reworked
- All Gui is now high resolution even at low quality settings

Fixes:
- Fix bug preventing to play certain sounds completely
- Fix bug that prevent to continue the game if exiting the graveyard before certain events.
- Illumination fixed in some rooms
- Corrected some minor typos