Merge pull request #4 from dilbertside/master

contribution to issue #3
Merge pull request #5 from dilbertside/master

Enhancement for ModelValidationType.EXCLUSION and ModelValidationType.INCLUSION
Ignore the travis file from license header check
Update to spring 4.0.5
Apply the latest spring formatting rules
http://docs.spring.io/spring/xml/spring-code-conventions.xml

Fix tests. Before this fix the unit tests failed on Java 8.
Remove unused import statement
[maven-release-plugin] prepare release extclassgenerator-1.0.3
[maven-release-plugin] prepare for next development iteration