Fix #1480: indexing of initial_cpb_removal_delay arrays
In SEIWriter::xWriteSEIBufferingPeriod(){}: initial_cpb_removal_delay[j][i][nalOrVcl] and initial_cpb_removal_delay_offset[j][i][nalOrVcl] shall be initial_cpb_removal_delay[i][j][nalOrVcl] and initial_cpb_removal_delay_offset[i][j][nalOrVcl]
Edited by Frank Bossen