Welcome back Starknights!

This update, while not adding much in the way of new content, contains many important new features. New music, sound effects, and graphics make the game look and sound much better.  A settings menu, wide screen support, and linux fixes have also made the game much more accessible. Most importantly, the game now has a tutorial section and rudimentary save features. 

Added:
  - New music
  - Many sound effects
  - Damage numbers
  - Settings menu
  - Basic save system
  - Button to continue to next level
  - Tutorial
Issues Fixed:
  - Added wide screen support
  - Dying actually resets your credits now
  - Fixed Linux permission issues
Changes:
  - Changed the font
  - Changed enemy bullet sprite
  - Changed credit sprite