Merge branch 'json_to_tiff_mask_opt' into 'master'

Add option to json_to_tiff to skip mask conversion.

Closes #31

See merge request !16
2 jobs for 32-update-gdal in 21 seconds (queued for 5 seconds)
Status Name Job ID Coverage
  Test
failed test_gts2_client #85989

00:00:21

 
  Deploy
skipped pages #85990
 
Name Stage Failure
failed
test_gts2_client Test

#############
### EEooFF ##
#############
#### Testing only_tile single

#### Testing python - onlytime=False
make: *** [coverage] Error 1
ERROR: Job failed: exit code 1