Remove java compatibility note

There is a native java lib now and this looks ugly

Author: ligi

README.md

@@ -35,14 +35,6 @@ val content = IPFS().get.cat(multihash)
 val commit = IPFS().info.version().Commit
 ```
 
-# Use it with java
-
-you can also use it from java - but it is more verbose:
-
-```java
-final String multihash = new IPFS().getAdd().string("test-string").getHash();
-```
-
 # Apps that use this library
 
 * [IPFSDroid](http://github.com/ligi/IPFSDroid)