Merge pull request #34 from dennisdegreef/cleanup

Update README.md for newest version and some more badges ofcourse
[Insight] Text files should end with a newline character - in LICENSE.md, line 19 #35
Merge pull request #37 from dennisdegreef/fix35

[Insight] Text files should end with a newline character - in LICENSE.md...
[Insight] User specific files should not appear in .gitignore - in .gitignore, line 1 #36
Merge pull request #38 from dennisdegreef/fix36

[Insight] User specific files should not appear in .gitignore - in .gitignore, line 1 #36
Was just for testing
Merge pull request #41 from dennisdegreef/fix39

Was just for testing
[Insight] Source code should not contain TODO comments - in src/…/PersistenceHandler/RedisHandler.php, line 71 #40
Merge pull request #42 from dennisdegreef/fix40

[Insight] Source code should not contain TODO comments - in src/…/Persis...
Merge branch 'master' into cleanup
Added SensioLabs Insight badge to the README.md