0.5.6 Update with Tutorial, Bug Fixes and Survival Rebalancing

- Added a hint system with tutorial for new players
- New sounds of blocks
- Added underwater sound effects
- Silver stacks increased from 50 to 70
- Fixed unchecked multiplying of animals
- Fixed too quickly decaying attributes while sleeping
- Fixed Emergency 3D Printer weight - it no longer propels vehicles into space
- Fixed generators not working after leaving the base
- Hotbar no longer disappears in Escape Pod
- Changed order of blocks in the Tech Tree (Compact Container now comes much sooner)
- Inventory increased to 14 slots
- Game no longer stutters while sleeping
- Rebalanced survival
- Added item: Sleeping Bag - you can now sleep anywhere
- The game displays remaining sleep time
- New Emergency 3D Printer model and textures
- Vehicle transmission fixed and now allows hill climbing
- Added particles while destroying trees, rocks and nests
- Added camera shake while destroying trees, rocks and nests
- Rebalanced hitpoints of trees, rocks and bushes hitpoints
- Trees can be now destroyed by vehicles
- Battery charges in multi-tool now persist after loading the game
- Multiple minor bugs fixed