Revision 430663

Update to 7.4.0 [1]

- Fix build on ARMv6 [2]
- While I'm here, remove duplicate PLIST_SUB which is already handled by OPTIONS_SUB=yes

Changes:	https://github.com/nodejs/node/blob/master/doc/changelogs/CHANGELOG_V7.md
		https://nodejs.org/en/blog/release/v7.4.0/
PR:		215775 [1], 215044 [2]
Submitted by:	Bradley T. Hughes <bradleythughes@fastmail.fm> (maintainer) [1],
		Peter Laursen <plaursen@kobalt.dk> [2]