Simple Go package to look up lectionary readings by date
###Examples###
periquery
- Lists the upcoming readings in the lectionary
pericquery -d=2015-12-25
- Lists the readings for Dec 25, 2015 in the lectionary
periquery -b
- Lists the upcoming readings in the lectionary and opens them in a webbrowser
periquery -b -d=2015-12-25
- Lists the readings for Dec 25, 2015 in the lectionary and opens them in a webbrowser