Fix blob merging for builds that require selinux

Handle selinux policies and copy blobs that aren't listed
in proprietary-blobs.txt

Change-Id: I2b79b58deda9fc0466e82220bcc718055a48f934
Signed-off-by: Bernhard Rosenkränzer <Bernhard.Rosenkranzer@linaro.org>
1 file changed