Automatically run get_blobs if blobs are missing

Let the build system automatically check for the presence of blobs in
the tree and run the get_blobs.py script if they are missing.

Issue: FP2N-362
Change-Id: I025481d8a166778fc3a95ef5e54720adcf01b1d1
Depends-On: I6300fa038e0ca546ca6504f28214cf3faa7adf05
1 file changed
tree: 5ead8a7d00a1743c35b4df4a6cea102134c714c1
  1. camera_detect/
  2. overlay/
  3. rootdir/
  4. Android.mk
  5. device.mk