[UIMA-5983] Ruta: build with Java 11

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 2.6.1ruta
• Fix Version/s: 2.7.0ruta
• Component/s: Ruta
• Assignee: Peter Klügl
• Reporter: Peter Klügl
• Created: 10/Feb/19 20:11
• Updated: 13/Feb/19 12:38
• Resolved: 13/Feb/19 12:38

Description

make the bulid compatible to Java 11 or mention the restriction in the readme file