pull available_fields and field_descriptions of VafInterpreter into helper class
pull available_fields and field_descriptions of ManySamplesVafInterpreter into helper class
pull single_vaf_headers and per_library_vaf_headers of FullReporter into helper class
get basic_available_fields from single_vaf_fields and per_library_vaf_fields to remove code duplication
If the build is based on imported instrument data, use imported protocols
More compact syntax
Updated class browser cache.
Updated `genome` tab completion.
Updated `gmt` tab completion.
Merge pull request #148 from susannasiebert/vaf_fields

Make a helper module to consolidate VAF interpreter fields
Base class must be imported
Merge pull request #151 from apregier/mage-tab-for-imported-data

If the build is based on imported instrument data, use imported protocols