removed link to admin console on dashboard, since only py2.5 apps have it
fixed issue with using app_id wrong
extracted first appengine port to a constant
always finding the lowest free port to use for new dev_appservers, instead of using a counter
using lsof to make sure ports are actually free before returning them
Merge pull request #757 from shatterednirvana/reuse-appserver-ports

Reuse appserver ports
Merge pull request #756 from nlake44/ds-fix

fixed issue with using app_id wrong
Merge pull request #742 from shatterednirvana/no-admin-link

removed link to admin console on dashboard, since only py2.5 apps have it
added missing docstring
merged with org/master