Merge branch 'gemspec' into sonots
Merge branch 'rescue' into sonots
Merge branch 'debug_log' into sonots
Merge branch 'NaN' into sonots
Merge branch 'require_relative' into sonots
avoid NotRegularMatrix error
Merge branch 'NotRegularMatrix' into sonots
bin/anomalydetect
csv
Merge branch 'bin' into sonots
Merge branch 'trend' into sonots