Release version 0.21.0 (#226)

Author: jstasiak

CHANGES

@@ -1,6 +1,15 @@
 Injector Change Log
 ===================
 
+0.21.0
+------
+
+- Improved the documentation, thanks to jonathanmach and Jakub Wilk
+- Fixed a thread-safety regression
+- Improved the type annotations, thanks to David Pärsson
+- Fixed singleton scope behavior with parent/child injectors, thanks to David Pärsson
+- Stopped using a deprecated test function, thanks to ljnsn
+
 0.20.1
 ------
 

injector/__init__.py

@@ -61,7 +61,7 @@
 
 
 __author__ = 'Alec Thomas <alec@swapoff.org>'
-__version__ = '0.20.1'
+__version__ = '0.21.0'
 __version_tag__ = ''
 
 log = logging.getLogger('injector')