WIP: Berksfile support
Make littlechef deploy_chef run withour any arguments on standard systems.
Add support for auto installing chef if autodeploy_chef is enabled in ocnfig file.
Fixes requested by tobami@
Reword autodeploy_chef config option as requested by tobami@
Merge pull request #209 from haad/deploy_chef_fix

Deploy chef fix
Rework CHEF berksfile support. If berksfile_dir is not used create temporary one.
Merge remote-tracking branch 'origin/master' into berksfile_support

Conflicts:
	littlechef/runner.py
Implement fixes requested by tobami.
Add version constrain to jinja2.
Remove unnecessary if.
Add Berksfile documentation.
import tempfile for temporary directory creation.
Merge pull request #212 from haad/solo_http_proxy

Solo http proxy
Merge pull request #210 from haad/berksfile_support

WIP: Berksfile support
Add some fixes for http_proxy support.
Merge pull request #215 from haad/solo_http_proxy

Add some fixes for http_proxy support.
Merge branch 'master' of https://github.com/tobami/littlechef into rsync_multihop_support

Conflicts:
	README.md
	littlechef/__init__.py
	littlechef/chef.py