v1.3.0

Version 1.3.0 includes some bug fixes and minor updates that are as following: 

• Update to combat rooms 
  • Enemies all have the same health
  • Multiple enemies spawn, based on the progress of the player
  • Enemies of different types are spawned
• Fixed a projectile bug that would crash the game
• Fixed a player and wall collision bug
• Changed the countdown text to the boss room to make it more clear