updated to handle import_iteration "0"
Add cancer_annotation_db misc_annotation_db and cosmic_annotation_db to ClinSeq input lists, with current hard-coded values as defaults.  No code actually uses these inputs yet.
update the clinseq model define docs to include new inputs
updated Genome/Model/ClinSeq/Command/TestGenomeCommands.t to use a new test input data set
Updated class browser cache.
Updated `genome` tab completion.
Merge remote-tracking branch 'upstream/master'