added a check for libdc1394-2, you must have at least this version to build the code.
added a check for libdc1394-2, you must have at least this version to build the
code.

WearableComputerLab/LibWCL,WearableComputerLab/LibWCL,WearableComputerLab/LibWCL,WearableComputerLab/LibWCL