use parent pom 1.2.1
fixes #27
rename tests
rename test methods
with example
javadoc.. I was tired...
move functions to Comparables
reuse functions
fixes #26, add doesNotContainAnyElementsOf
Merge pull request #53 from twillouer/issue27

fixes #27
Merge pull request #54 from twillouer/issue26

fixes #26, add doesNotContainAnyElementsOf