Press back to skip instructions if game is startable otherwise.
Merge branch 'aaron_mac' of https://github.com/aefreedman/Field1 into aaron_mac
Different color arrows for team members
Fixed button press/release
Code cleanup for windows
no message
Reset button Shift + r
Fixed up timer & overlay; added prototype particle on goals
Corners
Merge commit '26e88ca66b532e5da1b66fed85b7bc0c6985f808'
Basic particle ten
Finished goal particle system.
Merged with aaron_branch