Merge changes I630138a1,I545e9890,I20223fa1,I9e966951,I9fe167dd

* changes:
  codec2: add util method to fill Traits from C2ComponentInterface
  CCodec: handle color-transfer-request
  codec2: integrate filter plugin with codec2 hidl utils
  codec2: add filter plugin interface & wrapper implementation
  codec2: allow multiple components to get block pool from ID