UPDATE - b0.1.1

. Balanced shop upgrade prices:

• Anti KnockBack: 25 -> 15
• Drill Health: 50 -> 25
• Reload Time: 15 -> 10
• Jump: 100 -> 25

. Balnance enemies rewards:

• Ground Enemy: 3 -> 4 at 1st layer
• Flying Enemy: 5 -> 6 at 1st layer

. Fixing typos