Added Javadoc and Twitter shields

.github/CODE_OF_CONDUCT.md

@@ -55,7 +55,8 @@ further defined and clarified by project maintainers.
 ## Enforcement
 
 Instances of abusive, harassing, or otherwise unacceptable behavior may be
-reported by contacting the project team at [gitter](https://gitter.im/tupol) | [email](mailto:[email protected]). All
+reported by contacting the project team at [gitter](https://gitter.im/tupol) | [twitter](https://twitter.com/_tupol) | 
+[email](mailto:[email protected]). All
 complaints will be reviewed and investigated and will result in a response that
 is deemed necessary and appropriate to the circumstances. The project team is
 obligated to maintain confidentiality with regard to the reporter of an incident.

README.md

@@ -4,7 +4,9 @@
 [![GitHub](https://img.shields.io/github/license/tupol/scala-utils.svg)](https://github.com/tupol/scala-utils/blob/master/LICENSE)   
 [![Travis (.org)](https://img.shields.io/travis/tupol/scala-utils.svg)](https://travis-ci.com/tupol/scala-utils)   
 [![Codecov](https://img.shields.io/codecov/c/github/tupol/scala-utils.svg)](https://codecov.io/gh/tupol/scala-utils)  
+[![Javadocs](https://www.javadoc.io/badge/org.tupol/scala-utils_2.11.svg)](https://www.javadoc.io/doc/org.tupol/scala-utils_2.11)
 [![Gitter](https://badges.gitter.im/scala-utils/community.svg)](https://gitter.im/scala-utils/community?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge&utm_content=badge)   
+[![Twitter](https://img.shields.io/twitter/url/https/_tupol.svg?color=%2317A2F2)](https://twitter.com/_tupol)   
 
 
 ## Description