Quicktask does have more than one option
Add tS to keyboard shortcuts help
Add tn to keyboard shortcuts help
Remove mapping to undefined function (JumpToSnip)

This function no longer exists since the move to external snips and therefore
should not be mapped with the key mappings.
Merge pull request #27 from simonjbeaumont/remove-undefined-mapping

Remove mapping to undefined function (JumpToSnip)
Merge pull request #26 from simonjbeaumont/update-help

Update to keyboard shortcut docs