Resolve "look into GOES-18 support"

Closes #37

buildbucket/buildbucket_environment.yaml

@@ -23,8 +23,9 @@ dependencies:
   - trollsift
   - trollimage
   - shapely
+  - pyorbital
   - pip:
     - git+https://github.com/deeplycloudy/lmatools.git@minvaluegrids
     - git+https://github.com/deeplycloudy/stormdrain.git
     - git+https://github.com/deeplycloudy/glmtools.git@master
-    - git+https://github.com/pytroll/satpy.git@d556c806e2b66e5ac1c5b0613c6290edfeb43b92
\ No newline at end of file
+    - git+https://github.com/pytroll/satpy.git@v0.36.0
\ No newline at end of file