Adds /author/*/releases endpoint.
Adds pagination to /author/FOO/releases.
Reroute Author controller using Chained actions
Get author feed data directly instead of forwarding

By changing the Author controller to chained actions I broke the
forwarding to /author/index but it was also doing more requests than necessary.
Fix uc-author redirect on feed

Because the feed forwarded to /author it used to redirect,
but to the wrong Location.  I had to change the chained actions to switch
from Path to PathPart in order to get `$c->action` to be right.
Remove unused condvar
Fix reference to stash
Give list of author releases a sensible title.
Use var instead of redoing method chain
Merge branch 'oalders/all-author-releases'

* oalders/all-author-releases:
  Use var instead of redoing method chain
  Give list of author releases a sensible title.
  Fix reference to stash
  Remove unused condvar
  Fix uc-author redirect on feed
  Get author feed data directly instead of forwarding
  Reroute Author controller using Chained actions
  Adds pagination to /author/FOO/releases.
  Adds /author/*/releases endpoint.