<@U0F3291QE> In IntelliJ, a remove the source tag ...

# tornadofx

[carlw]

@edvin In IntelliJ, a remove the source tag on the parent's src/main so that it doesn't compile in that place and throw up warnings. the -jdk8 module is set to use JDK 8 and -jdk9 is set to use JDK 9