add launch button
add rocket icon
KSP Launch path tbd by GameData Path, os, and arch
Merge branch 'master' into launch-button

Conflicts:
	src/aohara/tinkertime/views/menus/Actions.java
use open command on osx to launch ksp
Merge branch 'master' into launch-button
potential fix for osx launcher
Merge pull request #165 from oharaandrew314/launch-button

add launch button