Merge pull request #11 from ekt7be/master

Added in Sound
keyboard and blizzard icon fix
Bash and Kick
Clint: updated the human and armor spritesheets to slash along with the sword animation. Deleted outdates spritesheets.
Merge branch 'master' of https://github.com/seanKenkeremath/Seizonsha
Clint: Updated spritesheets
Clint: fixed graphical errors by commenting out the Draw method of Kick and Bash.
skill tree more intutive. added armor
strong tiles
wave cleared ready button. unique weapons. weapon levels. guns have ammo.  weapon drop interactables.  only 1 weapon at a time.  Player reviving
fixed skillbar bugs.  skillbar only changeable between waves and handles null skills
Clint: organized sprite folders and added a ton of new sprites. Updated frames for walking animations.
diff. enemy levels. integrated armor level with different sprites
Clint: removed incorrect plate armor sprite sheets. Updated player's second tier armor to reflect changes
shank
added basic credits menu