Bug 1054934: Add libnfcemu to JB emulator

'libnfcemu' is a shared library that provides NFC support for the
JB emulator.

Change-Id: I25892a25baf3bebf84d042bac7b393986cd713d3
Merge pull request #213 from tdz/bug-1054934

Bug 1054934: Add libnfcemu to JB emulator
use local aosp/mozillaorg mirror

Change-Id: I9d43700cff3b1678830adf8c2906748424f17138
use git.mozilla.org

Change-Id: Ie6dee5ddc36ba2da44d9f1a7f6dd76f2b0c09b6b