Landsat 7 Imagery Feed

These files are used to pull Landsat 7 Satellite data from USGS and post
them into the ThunderMaps alert system.
Modules for following Satellite Imagery Feeds

These modules are used to follow updating Landsat 7 Imagery feeds. These
are then pushed through to the ThunderMaps server.
Merge branch 'Landsat7' of https://github.com/HayleyHM/ThunderMaps