Added time constraints to UCF file
PCFIFO splits packets, without the counter at the end, and Ben's CFEB JTAG
Added ETH_CNT and EVT_CNT before ethernet headers in PCFIFO
Fixed bug in OTMB PRBS test, added OTMB_TX/RX to test points
Updated linux project file, removed unused firmware files
Adopted Karoly's convention for the counter in PCFIFO