Update1.4.14

Added gem pickups to increase score.

Added screen which displays controls.

Rebalanced powerups and upgrades.

Rebalanced enemy spawn rates.

Improved missile collision and effectiveness.

Added graphics and sound effects.

Bug Fixes:

Fixed issue with pause menu overriding game over.

Fixed shield collisions.

Fixed issue which caused laser satellites to continue moving after destruction.

Fixed certain upgrades selling for different than listed price.

Quitting from pause menu now does not discard collected gems from run.

Fixed enemy shot rotations and trajectories.

Missile pickup now adds missiles to total correctly.

Fixed music transitions.

Fixed issue which sometimes caused laser chaingun to not activate properly.

Fixed sprite issues.