doc update

CHANGELOG

@@ -3,11 +3,13 @@ jc changelog
 20210316 v1.15.0
 - Add acpi parser tested on linux
 - Add upower parser tested on linux
-- Update date parser to make weekday numbering ISO 8601 compliant
-- Update date parser to add a calculated (naive) epoch timestamp
-- Update date parser to add a calculated timezone-aware epoch_utc timestamp if the date output is in UTC
-- Update date parser to always set the period value to uppercase AM or PM
-- Update date parser to add an hour_24 field to always express the hour in 24-hour format
+- Update date parser: complete rewrite (v2.0) providing many enhancements:
+    - Mmake weekday numbering ISO 8601 compliant
+    - Add a calculated naive timestamp
+    - Add a calculated UTC timestamp (only if date output is in UTC)
+    - Add several fields, including: hour_24, utc_offset, day_of_year, week_of_year, iso, and timezone_aware
+- Update uptime parser to provide datestamps
+- Add -h option to display the help text. Piping errors no longer show the help text.
 
 20210305 v1.14.4
 - Packaging fix only for binaries and RPMs hosted on https://github.com/kellyjonbrazil/jc-packaging.

jc/utils.py

@@ -133,6 +133,7 @@ def parse_datetime_to_timestamp(data):
     ]
 
     # from https://www.timeanddate.com/time/zones/
+    # only removed UTC timezone
     tz_abbr = ['A', 'ACDT', 'ACST', 'ACT', 'ACWST', 'ADT', 'AEDT', 'AEST', 'AET', 'AFT', 'AKDT', 'AKST', 'ALMT',
                'AMST', 'AMT', 'ANAST', 'ANAT', 'AQTT', 'ART', 'AST', 'AT', 'AWDT', 'AWST', 'AZOST', 'AZOT',
                'AZST', 'AZT', 'AoE', 'B', 'BNT', 'BOT', 'BRST', 'BRT', 'BST', 'BTT', 'C', 'CAST', 'CAT', 'CCT',