Merge pull request #16 from valery1707/badges

Add some useful badges with automatic version detection: Maven and Javadoc

Author: cowtowncoder

README.md

@@ -11,6 +11,8 @@ As of version 2.4.0, this module is considered stable and production quality. Si
 backends, it implementsfull support for all levels (streaming, data-binding, tree model).
 
 [![Build Status](https://fasterxml.ci.cloudbees.com/job/jackson-dataformat-cbor-master/badge/icon)](https://fasterxml.ci.cloudbees.com/job/jackson-dataformat-cbor-master/)
+[![Maven Central](https://maven-badges.herokuapp.com/maven-central/com.fasterxml.jackson.dataformat/jackson-dataformat-cbor/badge.svg)](https://maven-badges.herokuapp.com/maven-central/com.fasterxml.jackson.dataformat/jackson-dataformat-cbor/)
+[![Javadoc](https://javadoc-emblem.rhcloud.com/doc/com.fasterxml.jackson.dataformat/jackson-dataformat-cbor/badge.svg)](http://www.javadoc.io/doc/com.fasterxml.jackson.dataformat/jackson-dataformat-cbor)
 
 ### Limitations