Galaxy Combat: Space shooter, Alien attack

Oct 15, 2018

- Fix bug load wrong plane on special levels.
- Fix bug bullet still stick into screen.
- Fix bugs that user can not complete level 1-12, 2-5, 3-3, 3-8, 3-11, 3-13 in hard or normal mode.
- Fix some minor bugs.

- Now user can get free planes after end stage 1,2,3.
- Adjust plane's price.
- Adjust bosses: reduce Hp.
- Add some effects.
- Adjust free coins feature: reward 5k - 500k coins.

- Optimize performance.

Thank you for your playing!
Have fun! 🤗🤗🤗🤗