updated to v 0.92

- updated so morph and landcover outputs are created
- updated to reflect PEP 8 (more to come)
- fixed bugs
updated to v 0.9

-fixed gradient bug
-updated to reflect PEP 8 (more to come)
updated to v 0.99

-modified input parameters
-updated to reflect PEP 8 (more to come)
updated to v 0.9

-added left and right bank outputs
-updated to reflect PEP 8 (more to come)
updated to v 0.93

- added function to check stream direction
- updated to reflect PEP 8 (more to come)
- changed dd geographic coordinate system to GCS_WGS_1984 as it is the
international standard
updated to v 0.96

-fixed array index error
-samples per azimuth direction to save memory
-updated to reflect PEP 8 (more to come)
-removed outdated functions to junkyard
some PEP 8 fixes
new
updates