Remove OracleJDK 10 (EOL), add *JDK 11

Totktonada · Totktonada · commit a96c8d95987d · 2018-11-01T22:44:48.000+03:00
https://www.oracle.com/technetwork/java/javase/eol-135779.html
diff --git a/.travis.yml b/.travis.yml
@@ -4,8 +4,9 @@ sudo: required
 dist: trusty
 
 jdk:
-  - oraclejdk10
+  - oraclejdk11
   - openjdk10
+  - openjdk11
 
 before_script:
   - src/test/travis.pre.sh
