Update README.md

Author: thomasmueller

README.md

@@ -1,4 +1,4 @@
-# Fast Approximate Membership Filters
+# Fast Approximate Membership Filters in Java
 
 [![Build Status](https://travis-ci.com/FastFilter/fastfilter_java.svg?branch=master)](https://travis-ci.com/FastFilter/fastfilter_java)
 
@@ -18,6 +18,13 @@ The following filter types are currently implemented:
 
 Reference: [Xor Filters: Faster and Smaller Than Bloom and Cuckoo Filters](https://arxiv.org/abs/1912.08258), Journal of Experimental Algorithmics (to appear).
 
+# Implements of xor filters in other programming languages
+
+* [Erlang](https://github.com/mpope9/exor_filter)
+* Rust: [1](https://github.com/bnclabs/xorfilter) and [2](https://github.com/codri/xorfilter-rs)
+* [C++](https://github.com/FastFilter/fastfilter_cpp)
+* [Go](https://github.com/FastFilter/xorfilter)
+* [C](https://github.com/FastFilter/xor_singleheader)
 
 ## Password Lookup Tool
 
@@ -58,11 +65,3 @@ Internally, the tool uses a xor+ filter (see above) with 8 bits per fingerprint.
 
 
 
-# Implements of xor filters in other programming languages
-
-* [Erlang](https://github.com/mpope9/exor_filter)
-* Rust: [1](https://github.com/bnclabs/xorfilter) and [2](https://github.com/codri/xorfilter-rs)
-* [C++](https://github.com/FastFilter/fastfilter_cpp)
-* [Go](https://github.com/FastFilter/xorfilter)
-* [C](https://github.com/FastFilter/xor_singleheader)
-