arago-source-ipk: Add TI u-boot and linux staging sources
arago-source-ipk: Add TI u-boot and linux staging sources

* Add the information required to package the TI staging
  u-boot and linux kernels as sourceipks to be included in the
  SDK.

Signed-off-by: Chase Maupin <5a5662f468a76e0fc4391e65fb9f536df44d7380@ti.com>
Signed-off-by: Denys Dmytriyenko <d29de71aea38aad3a87d486929cb0aad173ae612@ti.com>

rcn-ee/meta-arago,MentorEmbedded/meta-arago,MentorEmbedded/meta-arago,MentorEmbedded/meta-arago,rcn-ee/meta-arago,rcn-ee/meta-arago,MentorEmbedded/meta-arago,rcn-ee/meta-arago,rcn-ee/meta-arago