Merge "Renames interface field in VpxInterface"

examples/decode_to_md5.c

examples/decode_with_drops.c

examples/postproc.c

examples/set_maps.c

examples/simple_decoder.c

examples/simple_encoder.c

examples/twopass_encoder.c

examples/vp8cx_set_ref.c

examples/vpx_temporal_svc_encoder.c

tools_common.h

vpxdec.c

vpxenc.c