curl: upgraded package to upstream

Upgraded net-misc/curl to version 7.49.1 for all.
This includes a linking/static fix that qemu needs.

BUG=chromium:618431
TEST=precq passes

Change-Id: I7325bfe7e56681efb1d4f2ccde4b9043b81ccb39
Reviewed-on: https://chromium-review.googlesource.com/351080
Commit-Ready: Mike Frysinger <vapier@chromium.org>
Tested-by: Mike Frysinger <vapier@chromium.org>
Reviewed-by: Brian Norris <briannorris@chromium.org>
2 files changed