updated readme and changelog

CHANGELOG

@@ -40,3 +40,7 @@ https://keepachangelog.com/en/0.3.0/
 	- Fixed JSON load(s) to not convert to ASCII hence preserve UTF-8 and hopefully be faster.
 	- Made sure file loads/saves use UTF-8
 	- Fixed version dict to include units section and cleaned up a few other unit handlers
+
+* 0.9.4
+- Small changes to clean up for the JOSS paper application
+- fixed all the ensembles to work with the new code structure
\ No newline at end of file

README.md

@@ -5,7 +5,9 @@ We present our package [binary-c-python](https://ri0005.pages.surrey.ac.uk/binar
 
 binary_c-python is developed for students and scientists in the field of stellar astrophysics, who want to study the evolution of individual or populations of single and binary star systems (see the example use-case notebooks in the [online documentation](https://ri0005.pages.surrey.ac.uk/binary_c-python/example_notebooks.html).
 
-The current release is version [version](VERSION), and is designed and tested to work with binary_c version 2.2.1 (for older or newer versions we can't guarantee correct behaviour). 
+The current release is version [version](VERSION), and is designed and tested to work with binary_c version 2.2.1 (for older or newer versions we can't guarantee correct behaviour).
+
+The current development branch is `development_0.9.5/2.2.1`.
 
 ## Installation
 To install binary_c-python we need to make sure we meet the requirements of installation, and