K 10
svn:author
V 4
ache
K 8
svn:date
V 27
2014-10-05T07:29:50.972548Z
K 7
svn:log
V 153
1) For %Z format, understand "UTC" name too.
2) Return NULL if timegm() fails, because it means we can convert
what we have in GMT to local time needed.

END