[j2x] Improved switch handling. Added more tests.

Change-Id: Idee9a1148bc4b29490dd32be61f9c90a10fcfa2f
Signed-off-by: Dennis Huebner <dennis.huebner@itemis.de>
[intellij build] strip base folder from tar.gz

Change-Id: Ie79c88162e70516cc9cd2c3e6d0148c2ca9394aa
Merge "[intellij build] strip base folder from tar.gz"
Merge "[j2x] Improved switch handling. Added more tests."
[intellij build] fixed wrong usage of copy api
Merge "[intellij build] fixed wrong usage of copy api"