cpukit/capture: Print the uptime and diff in ctrace.
Print the uptime and difference in nanoseconds to the previous record in the ctrace output. For example:
0:00:59.474927121 14760 0a01000c TNTD 235 235 CREATED_BY 0:00:59.474927418 297 0a010012 /dev 235 235 CREATED 0:00:59.474930799 3381 0a01000c TNTD 235 235 STARTED_BY 0:00:59.474931105 306 0a010012 /dev 235 235 STARTED 0:00:59.475072297 141192 0a01000c TNTD 235 235 SWITCHED_OUT