disable signing if no sonatype credentials have been specified
disable signing if no sonatype credentials have been specified (works now)
Merge pull request #2 from miho/gradle-fixes

Gradle fixes (disable signing if not publishing)
removed ugly boundslistener in window control
Merge branch '8.0' of https://github.com/JFXtras/jfxtras into 8.0
adding window sub-project to gradle settings
basic testfx tests for window control added
adding dependency to test-support