For one rss feed pub date for items are coming as null

[trnchawla]

RSS Url: https://www.thehindu.com/news/national/feeder/default.rss

webfeed: ^0.7.0

pubDate is coming as null even though Rss XML has the right pubDate.

[zendamacf]

I'm having the same issue with https://www.nasa.gov/rss/dyn/lg_image_of_the_day.rss

Looks like there is an outstanding pull request which fixes this:
#40