Add .jp support.

[kuriyama]

Q	A
Bug fix?	no
New feature?	yes
Deprecations?	no
License	MIT

Unfortunately, .jp whois returns non-standard format. Add simple function to parse these output.

[AndreiIgna]

Hey @kuriyama, thank you for adding the parser for .jp. I'm testing it now, then push it as a release

[AndreiIgna]

While testing, saw that some WHOIS lines start with a. [ and were not included for parsing:

I've updated the parser with stripping the letter & dot, in this update ae9825b

[kuriyama]

Thanks!
Looks good to me.