.travis.yml: remove oraclejdk7 because it is no longer available on travis

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/jxpath/trunk@1804179 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/.travis.yml b/.travis.yml
index cafe93d..fc2a03a 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -18,7 +18,6 @@
 

 jdk:

   - openjdk7

-  - oraclejdk7

   - oraclejdk8

 

 after_success: