Increment version string to 0.2.2

Author: arokem

afqbrowser/version.py

@@ -6,7 +6,7 @@
 # Format expected by setup.py and doc/source/conf.py: string of form "X.Y.Z"
 _version_major = 0
 _version_minor = 2
-_version_micro = 1  # use '' for first of series, number for 1 and above
+_version_micro = 2  # use '' for first of series, number for 1 and above
 # _version_extra = 'dev'
 _version_extra = ''  # Uncomment this for full releases