Revert "simplifying diff. Fixes #1227"

This reverts commit f4376a3e646802be099d90cd2aa20fd2123a6fc9.
Fix calendar bug related to DST and zones

We need the start of today, in either local time or utc (zone) time. We can not
assume that local time is the same as utc (current zone), because that changes
with DST.
Translated "few seconds" to "alcuni secondi"
Testing the new translation for "fer seconds"
Merge pull request #1308 from antonellopasella/master

Fixed translation for "few seconds" to "alcuni secondi"
include jspm package.json config
support moment language files
Merge pull request #1312 from guybedford/master

include jspm package.json config
jspm configuration adjustment
Merge pull request #1333 from guybedford/master

jspm configuration adjustment
Backing out merged pull requests in master

Backed out PRs: #1308 #1312 #1333
Add Merdiem Parse support for Korean Languages.
Test case was added for Korean Meridiem Parser support.
A space is added to test code.
Apply coding convention
Applied failed test result
Removed unecessary 'i' flag.

There is no capped letter in Korean.
Merge pull request #1362 from jeeeyul/develop

Meridiem Parser support for Korean
Merge pull request #1370 from ichernev/bugfix/proper-diff-timezone-correction

Bugfix/proper diff timezone correction
Fix isSame for differently zoned moments

isSame uses startOf and then compares milliseconds, but this misses the case of
different zones across the moments. startOf('day') in one timezone is different
than the other, so it was never successful.