first commit of screen aliases - only front end, no saving, or views
support yet.
Merge branch 'css3transitions' into aliases
initial saving & loading of aliases, and initial view (doesn't load
details yet...)
Merge branch 'master' into aliases
Merge branch 'aliases' of ssh://bitbucket.org/dfairhead/streetsign-server into aliases
generally looks like basic aliases functionality is written - needs
testing and bugfixing.  IMPORTANT! the screen(s) need to pull their own
url in and check it against what they're currently running every minute
or so.
adding sensible naming for different parts of aliases, starting thinking
about 'public/private' stuff for dashboard?
all admin side stuff done, it seems.  Only the client side
testing/reloading, and making sure the values are being passed through
and testing with junk values
screens now reload when their details change in the alias.
fadetime now accepts local options over-ride
Tells you that it's saved, or not.