Merge pull request #296 from tommy3001/master

Psutil system resources library added to scenarios/admin
Added note on SublimeLinter.
Fix link to Contribute page.
Update license page with license.
Fix header to comply with the styleguide.
Use the :pep: tag instead of directly linking PEPs
Use code tags where needed.
No need to say 'PEP 8' twice.
Declare code block language, fix formatting
Highlight examples as ReStructuredText.
more code tags.
Merge pull request #297 from kuyan/master

Formatting, code highlighting fixes.
Use code tags where needed.
Use code tags where needed.
Wrap lines to 78 char.
Let Sphinx link to Python documentation.

Instead of directly linking to the relevant passages.
Don't use direct links if it can be helped.
New installs of Python through Homebrew come with pip :)
Merge pull request #301 from kuyan/patch-1

More formatting fixes, link fixes
Merge pull request #302 from bmcorser/patch-1

New installs of Python through Homebrew come with pip :)