Fixed two straggling occurances of APIClient -> NetapiClient
Disable the 'routing table' index from the httpdomain

While very cool and quite handy, it doesn't make sense for how we use
netapi modules in Salt.
Renamed old autodoc-generated salt-api netapi module filenames
Added link to legacy salt-api release notes
Added link to the writing netapi modules doc
Added encoding to netapi modules
Switched to raw string for docstring to avoid pylint backslash complaints
pylint fixes for the rest_cherrypy module
pylint fixes for the rest_wsgi netapi module
Added encoding comment to empty __init__.py file
pylint fixes for the rest_tornado netapi module
grabbed two more pylint errors
Fixed two pylint errors in the netapi cli client
Fix quoting problem in git.clone
Even more pylint fixes (mostly pep8)
And more pylint fixes
Unit tests for cloud_config function in salt.config.py
And yet more pylint fixes
Added encoding comment to empty init files
Merge pull request #13579 from rallytime/cloud_config_unittests

Unit tests for cloud_config function in salt.config.py