Debian changelog updates for 0.4.2.
Debian changelog updates for 0.4.2.

HydroLogic/tilestream,frankrowe/tilestream,NolaMark/tilestream,HydroLogic/tilestream,zhm/tilestream,staltz/tilestream,simonpoole/tilestream,simonpoole/tilestream,zhm/tilestream,staltz/tilestream,makinacorpus/tilestream,mapbox/tilestream,mapbox/tilestream,NolaMark/tilestream,makinacorpus/tilestream,frankrowe/tilestream