Night-Before Fixes

• clamped RobotSuccess value to be nonnegative
• fixed health bar placement, along with the battle readout text's placement
• updated the application icon
• hopefully didn't introduce any new bugs

testing build

Unless a showstopper is discovered in the next 13 hours, this will be the build that is submitted to the Extra Credits Game Jam #6, 2020.

v0.1 - First Available Build

Pre-release build from 17 hours before the jam deadline, for playtesting.