Merge branch 'release/0.8.5'
Merge branch 'release/0.8.6'
Merge branch 'release/0.8.7'
Merge branch 'release/0.9.0'
Merge branch 'release/0.9.1'
Merge branch 'release/0.9.2'
Merge branch 'release/0.9.3'
Merge branch 'master' into develop
Fix fallback for flat extext. Calculate the extent of the entire data set when visible extent is flat.