Package names cannot contain underscores yet some npm modules use them as part
of the name, replace them with hyphens in the package name.
(From OE-Core rev: fea932c79c8201e3e7649f4443874ea540e33461)
Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>
Signed-off-by: Ross Burton <ross.burton@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>