8180890: move c.o.testlibrary.jsr292 classes to jdk/test/java/lang/invoke directory
Reviewed-by: rriggs

8067005: Several java/lang/invoke tests fail due to exhausted code cache
Reviewed-by: vlivanov

8027696: Incorrect copyright header in the tests
Reviewed-by: alanb, malenkov, mullan

8019184: MethodHandles.catchException() fails when methods have 8 args + varargs
Reviewed-by: jrose