Fix local_manifest.xml deprecation

Use new local_manifest method. Avoid:
warning: local_manifest.xml is deprecated; put local manifests in local_manifests instead

Signed-off-by: Michael Bestas <mikeioannina@gmail.com>
Add some more build options

Add options to disable the 32bit toolchain
and the cm-10.1 superuser binary.

Signed-off-by: Michael Bestas <mikeioannina@gmail.com>
Merge pull request #9 from mikeNG/master

local_manifest.xml deprecation
Thanks Mike!