A few doc fixes

* Correct the command to run the tests
* Fix the numbering of the steps in the install virtualenv page
* Break out the last few instructions into steps of their own
* Fix a comma
Merge pull request #676 from glogiotatidis/928959

[fix bug 928959] Convert image to RGB before saving as JPEG.
Merge pull request #675 from glogiotatidis/928936

[fix bug 928936] Return invalid date string when date_mozillians does not validate.
[Bug 913382] Fix browserid logo link
Merge pull request #683 from glogiotatidis/gh-662

[fix bug 908667] Add pagination in country listing pages.
Merge pull request #680 from dpoirier/doc-tweaks2

A few doc fixes
[Bug 913382] fix admin static url
[Fix bug 928814] Fixes the missing icons with mozillian.org user profile page
Merge pull request #690 from anushbmx/patch-1

Fixes missing icons
Revert "fix middleware classes"

This reverts commit 7a60f96f904892e1e185382c950201e20b67e507.
Revert "fix INSTALLED_APPS"

This reverts commit 00031709b39ad647a5476c4d770c273c5f9d56c3.

Conflicts:
	mozillians/settings/base.py
[fix bug 689167] Re-enable CSP.