Added optional persistent readline history feature

- Including an example and info in the Sphinx docs

Also:
- Created CHANGELOG entry for 0.8.1 release
- Added info to README about new sub-menu feature
- Bumped version to 0.8.1

TODO:
- Added a unit test for the persistent readline history feature

1 files changed, 1 insertions, 1 deletions

diff --git a/setup.py b/setup.py
index 64061ef0..ce871627 100755
--- a/setup.py
+++ b/setup.py
@@ -6,7 +6,7 @@ Setuptools setup file, used to install or test 'cmd2'
 import sys
 from setuptools import setup
 
-VERSION = '0.8.0'
+VERSION = '0.8.1'
 DESCRIPTION = "cmd2 - a tool for building interactive command line applications in Python"
 LONG_DESCRIPTION = """cmd2 is a tool for building interactive command line applications in Python. Its goal is to make 
 it quick and easy for developers to build feature-rich and user-friendly interactive command line applications.  It