Revert "Fix frame length issue"

This reverts commit c16864ba6ce500e1f1821c3d902b25ed64ef187d.
Revert "Change Thrift interface to be a list of Colors rather than individual bytes."

This reverts commit 78c33ad9d3ffc79aa42d875a24f90e5ac7bf8b77.
Change interface to eliminate index parameter
Update Python client programs to match new Thrift interface