added logrotate to gorouter [#48342815]

After investigating we found that the access.log is being rotated, but
could not find out what is doing it.
Renamed bin/gorouter to bin/gorouter_ctl to match conventions.
Update lucid64 rootfs - add libmagick9-dev
Bump src/dea_next:

Alex Suraci and David Sabeti (1):
      use sensible defaults for staging container limits

Bleicke and Max Brunsfeld (1):
      Make promise spec less flaky [#48367779]

Jesse Zhang and Matt Royal (1):
      Relax criteria for setting mysql DATABASE_URL

Tim Labeeuw and Tony Hansmann (2):
      Rename all the fixtures to have the language in the name
      Extracted out the node specs into a seperate file

cf-frameworks (2):
      Add docs for log levels
      Merge pull request #20 from cloudfoundry/allow_mysql_rds
Bumped services
Merge git://github.com/cloudfoundry/cf-release