Merge pull request #22 from teharrison/dev

fix dropdown_options struct
Fix for Genome Comparison Method Spec
Fix for Genome Comparison App Spec
Many viewer method specs were changed.
Merge branch 'dev' of https://github.com/kbase/narrative_method_specs into dev
activated compute pangenome method
Update for changed genome viewer widget name.
Merge branch 'dev' of https://github.com/kbase/narrative_method_specs into dev
Fix for landing-page-url-prefix property in type descriptions in method
store.
split abundace profile into 2 methods, now use NJS script mode to run