using POSIXct for dates (proper precision)
added auto.chunk.time function (private)
default window NULL
fixed test for all na
flags based on window MAD stats
adding block stats function w/ export:
added functions for init.sensor and block.stats
used init.sensor in load.sensor for redundant code
optional arg for additional columns in sensor df
added CV to block.out
added cv method and outliers from block data