[PATCH 5/7] docs: Rework the development guide

[Finucane, Stephen]

On 03 Feb 21:22, Stephen Finucane wrote:
> patchwork has undergone a number of changes recently that can make
> deployment of a development environment much simpler than it was
> previously. Unfortunately, these were not illustrated in the
> documentation. Resolve this oversight by rewriting the developer guide
> to reflect, for example, the usefulness of the 'parsearchive' script or
> the fact that environment variables like 'PW_TEST_DB_USER' do not
> always need to be exported.
> 
> This includes changes to the provided 'default_projects' fixture: the
> existing projects weren't chosen for any particular reason and the
> rewritten guide expects a 'patchwork' project to exist.
> 
> Signed-off-by: Stephen Finucane <stephen.finucane at intel.com>

Tested this on Ubuntu 14.04 installation without issue. Merged.