Updates for version 0.3

Change-Id: I1e5307e5c04323046549c001fcf638c17e08f0ab
Refs: #4445, #4444, #4443, #4442, #4441, #4440, #4485
diff --git a/conf.py b/conf.py
index 123685b..97805c4 100644
--- a/conf.py
+++ b/conf.py
@@ -41,16 +41,16 @@
 
 # General information about the project.
 project = u'NDN Packet Format Specification'
-copyright = u'2013-2017, NDN Project Team'
+copyright = u'2013-2018, NDN Project Team'
 
 # The version info for the project you're documenting, acts as replacement for
 # |version| and |release|, also used in various other places throughout the
 # built documents.
 #
 # The short X.Y version.
-version = '0.2.1'
+version = '0.3'
 # The full version, including alpha/beta/rc tags.
-release = '0.2.1'
+release = '0.3'
 
 # The language for content autogenerated by Sphinx. Refer to documentation
 # for a list of supported languages.