Merge branch 'jhbate/updates' into jhbate/utc-storage-date
simplify tests setup
opps - fix tests
basic method to get UTC date time string
date basics
test when no format given
cleanup old date time functions

only implement and test current use cases of getting a UTC timestamp
and then displaying it using the common format mask used in blip and
clamshell
is utc
Formatting / spelling changes, no functional changes.
Merge pull request #2 from tidepool-org/jhbate/utc-storage-date

Jhbate/utc storage date