Enable the very cool "Edit on GitHub" links for pages where the RST is straight
out of github.
Add note about how to submit doc changes to generated module docs, limit TOC depth for module category list.
Make AnsibleWorks a hyperlink in docs footer.
Missing "is" in file module description
Don't show tracebacks on Control-C.
added more usefull example for jinja2 overrides (this one is actually
used)

Signed-off-by: Brian Coca <briancoca+dev@gmail.com>
added descriptions for yum options

Updated main description to state that the yum module will handle package groups.  Added descriptions for each example, as it is unclear to (some) users that @Name implies a group install.
Merge pull request #5425 from mmoya/docfix

Missing "is" in file module description
Merge pull request #5427 from bcoca/template_docs2

added more usefull example for jinja2 overrides
Merge branch 'devel' of git://github.com/beefsalad/ansible into devel
Use task names in examples.
make examples/DOCUMENTATION.yml a link
include short_description in the module page's title
fix short/full description for elasticache
Add contents to various pages with more than one topic per page.
Fix some small docsite formatting things.
Fix a intra-doc link.
Add topics index to installation page.