Improve http proxy documentation in knife.rb.
Fix case on README.md; also document that CHANGELOG.md is created now
Improve http proxy documentation in knife.rb.
Merge branch 'other-http-proxy-options' of github.com:juliandunn/chef-docs into other-http-proxy-options

Conflicts:
	includes_config/includes_config_rb_knife_settings.rst
updates to style_guide
add SMS handler to list of community handlers
add steps to disable Ohai plugin in a client.rb file
move disable plugin topic include

(still a lame location)
Fix CHEF-4034
move section below optional settings
Fix CHEF-4021
update header structure for knife_ topics for chef_master
change header structure
change title
increase search results to 8 items (from 4 items)

No idea why it won't take an integer (1-20); will investigate again.
add style_guide to chef_master
update Opscode logo
update style guide
add 2013 colors and styles
remove old logo