Merge pull request #89 from dwijnand/travis-ci

Add caching to .travis.yml

.travis.yml

@@ -1,4 +1,5 @@
 language: scala
+jdk: oraclejdk8
 
 scala:
   - 2.11.11
@@ -7,5 +8,11 @@ scala:
 script:
   - sbt -Dfile.encoding=UTF8 -J-XX:ReservedCodeCacheSize=256M "++$TRAVIS_SCALA_VERSION" test
 
-jdk:
-  - oraclejdk8
+cache:
+  directories:
+    - $HOME/.ivy2/cache
+    - $HOME/.sbt
+
+before_cache:
+  - find $HOME/.ivy2/cache -name "ivydata-*.properties" -print -delete
+  - find $HOME/.sbt        -name "*.lock"               -print -delete