cleanup, rename variables
move observation count to Reporter
properly count unique networks
show unique network stats in metrics
remove non-unique network stats
Sync spanish translation
followup
Fix typo
Move responsibility for null checking (or otherwise invalid telephony) into CellScanner class.
followup
Merge pull request #1224 from rodmoreno/dev

Sync spanish translation
Merge pull request #1228 from garvankeeley/cellscanner-move-null-check

Move responsibility for null checking into CellScanner class.
cleanup, rename variables
move observation count to Reporter
properly count unique networks
show unique network stats in metrics
remove non-unique network stats
followup
followup
fix spelling