Update changelog and version number

CHANGELOG.md

@@ -4,6 +4,8 @@
 
 Changes currently on master, but not under a tag.
 
+## [0.2.1] 2018-07-18
+
 ### Added
 - InterferometerStrainData now handles both time-domain and frequencu-domain data
 - Adds documentation on setting data (https://monash.docs.ligo.org/tupak/transient-gw-data.html)
@@ -12,6 +14,7 @@ Changes currently on master, but not under a tag.
 - Likelihood evaluations are now saved along with the posteriors.
 
 ### Changed
+- Changed to using `setuptools` for installation.
 - Clean up of real data handling: all data is now windowed with a 0.4s roll off (unless set otherwise) and low-pass filtered.
 - Add explicit method to create a power spectral density from time-domain data
 - Clean up of `PowerSpectralDensity()` - addds `set_from` methods to handle various ways to define the PSD.

setup.py

@@ -4,7 +4,7 @@ from setuptools import setup
 import subprocess
 from os import path
 
-version = '0.2'
+version = '0.2.1'
 
 # Write a version file containing the git hash and info
 try: