Fix URI separator
Remove unused import
Model needs to be set first.

To avoid null pointer exception when setting the start element.
Update travis build configuration
Merge branch 'master' of github.com:GraphWalker/graphwalker-java
Move LoggerUtil to cli and update dependencies
Merge pull request #2 from JohanBrorson/master

Fix URI path separator
Release 3.1.1
Merge remote-tracking branch 'origin/master'
Merge master changes