- Added ancillary mask matching, hytools will check if 'no data' extents match, if not the mask will be updated.
- Fixed bug that caused crash in python 3.8 when running flex BRDF correction.
- User can now specify whether ENVI file has an extension, default is FALSE.
- Miscellaneous bug fixes.
- Removed .imgspec folder, no longer needed.
- Made ENVI default filetype when reading a file