fixed make clean
knife.rb reference is missing http_proxy authentication directives
Added documentation for keep_releases attribute which was missing from the deploy resource pages
Merge pull request #59 from juliandunn/missing-keep-releases

Added documentation for keep_releases attribute
slight edit
Merge pull request #58 from juliandunn/missing-http-proxy-auth

knife.rb reference is missing http_proxy authentication directives
Merge pull request #23 from eMomTeam/make_clean

fixed make clean
add yard-chef to development tools for community pages
fix typo in link
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