Newspost about new MESA SDK
Merge branch 'master' into maint

For release 6794
Fix pgstar.defaults formatting

Backport of r6796
Update release notes announcement link
Add FAQ about svn errors
Add note about slow download speeds
More formatting tweaks to star_job

This finishes the first pass proofreading through star_job that was
advertised to the mesa-users list.
More formatting tweaks to controls

This finishes the first pass proofreading through controls that was
advertised to the mesa-users list.
Added newspost about Frank's videos
Update information about searching mesa-users
Add FAQ about making movies
Update README with info about branches
Merge branch 'maint'