Couple of bugfixes

Changelog: 

15.07.18

• Skills SHOULD stay after ascension. But the upgrades shouldn’t reset, I believe I’ve fixed that now.

  •    Spells should now reset Cooldown on ascension. 

• Fixed infinite spawn after ascensions

  •    Turret setting to only attack at fulll capacity will actually work now. Forgot to implement that 

• If a selected meteor is destroyed it shouldn’t crash the game anymore. 

  •    Correctly display lvl needed to ascend.

• Added setting to stop background from spinning.

• fire rate and damage were not correctly reset to their starting value.