Initial commit
Fix center pattern
Remove Maintainer field
Fix plate pattern
Add tests
Fix plate pattern
Add count_barcode_parts function
Add verbose argument to parse_barcodes

Mainly for debugging purposes
Store raw tables downloaded from TCGA

Scraping produced incomplete tables
tests: Test barcode type identification
Split vial from sample and analyte from portion
tests: Add extract_split tests
Tables used in barcode annotations must have a Code column
Initial attempt at annotations
Move count_barcode_parts
Move internal variables to a separate script
roxygenize
Add option to annotate parsed barcodes

* .barcodes is now .bc
* .bc contains a cleaned-up subset of the
  TCGA barcode tables
* add center type definitions
* add manual short names for analytes
* update tests
Use bc_annotate() for barcode annotations
Consolidate annotate and labels arguments