Changes

Change the base implementation of UTCTimestampToDate to be more generic in all timestamps
add main and module exports for older node versions (Experimental, might not work because of syntactical changes but should at least import)

Fixes

af50abb - reimpl base logic and add exhaustive tests
c665e91 - exports

83ca95b - use matrix for tz

c9a6711 - release v0.0.7
7fb4e95 - add resolution for 12
c14c5da - tests: move to a internal tester module