Update README.rst
Merge pull request #12 from ag-bell/master

just fixed a typo
Merge remote branch 'upstream/master'

* upstream/master:
  Update README.rst
BF: Fix default output format in CLI when no ProtocolName or
SeriesDescription is found.
Merge remote branch 'upstream/master'

* upstream/master:
  BF: Fix default output format in CLI when no ProtocolName or SeriesDescription is found.