Update changelog, package version, requirements

CHANGELOG.rst

@@ -1,6 +1,14 @@
 Changelog
 =========
 
+.. _v0-3-0:
+
+0.3.0 - TODO
+~~~~~~~~~~~~~~~~~~
+
+* Added support for non-default crypto backends
+* Loosened restriction on Cryptography version in requirements.txt and bumped version to 2.2.2
+
 .. _v0-2-2:
 
 0.2.2 - 2018-03-21

docs/conf.py

@@ -58,9 +58,9 @@ author = 'Piotr Lizonczyk'
 # built documents.
 #
 # The short X.Y version.
-version = '0.2'
+version = '0.3'
 # The full version, including alpha/beta/rc tags.
-release = '0.2.0'
+release = '0.3.0'
 
 # The language for content autogenerated by Sphinx. Refer to documentation
 # for a list of supported languages.

requirements.txt

@@ -1 +1 @@
-cryptography==2.1.4
+cryptography>=2.2.2

setup.py

@@ -13,7 +13,7 @@ except (IOError, ImportError):
 
 setup(
     name='noiseprotocol',
-    version='0.2.2',
+    version='0.3.0',
     description='Implementation of Noise Protocol Framework',
     long_description=long_description,
     url='https://github.com/plizonczyk/noiseprotocol',