# 2.1.0 04/04/2012 * Feature #164: add ability to export the content of the statistics tab * Feature #166: add option to specify weekends that aren't sat-sun * Feature #168: rework credit/debit to be based on the start of a night sleep instead of midnight * Feature #169: add option to ... menu for 0 length periods * Feature #170: add Circadin to list of sleep aids * Feature #172: increase the sleep target limit to accomodate babies * Feature #174: add statistics about the longest stretch of uninterrupted sleep * Bug #176: don't crash on unexpected exceptions during CSV import * Bug #178: don't crash when restoring the life spent trying to sleep statistic * Feature #179: add troubling dream type * Feature #183: add a credit/debit vs time graph * Feature #184: make the x axis labels more logical * Feature #185: add a punch card graph showing day of week vs time * Feature #186: sleep aids/hindrances/tags bar graph * Feature #187: need to make week to date sleep balance and credit/debit respect weekend preference * Feature #188: rework old fixed epoch credit/debit statistic to factor daily sleep target into the maths * Feature #189: align the day axis of the min/mean/max duration bar graph according to weekend preference * Bug #193: fall asleep time guessing can result in 3rd party periods being ignored * Bug #194: graph annotation staggering can be defeated by annotation culling