Update apache_frontend documentation.

Mention the setcap solution to allow listening to port 443 and 80.
Add zimbra-kvm Software Release.
Update nginx to development 1.3.14.
Add stable nginx.

Also add specific module for hexaglobe.
Fix comment in softwaretype about state of falsy parameters.
Add statement about complete uselessness of this download recipe.
Add helper method to set "location" parameter in librecipe.

Set to buildout['buildout']['parts-directory'] + name.
Used in 50% of the recipes.
Add download helper function in librecipe.
Update wrapper recipe to make it simpler and more dev-friendly.
Add configurationfile recipe.
Update pinned egg versions in LAMP stack.
Add lamp-generic SR.
Add temporary request-edge recipe
Add publishsection recipe.
Add 'edge' support for lamp-generic with 'edge' software_type.
Add SLA to request.edge
Don't send frontend url.
Add match support for promise check_page_content.

If match parameter is defined, it will grep this instead of URL.
Remove automatic 'location' setup in librecipe.

This has to be opt-in only as maybe we don't want it.
Add hello-world Software Release.