More firmware development:

Took copies of firmware/hdl/i2c_master_* to avoid having to pull in.

Wrote some test-benches for data mux code:
dummyMarocADC_behavioural.vhd
marocTimeStampMuxArray_tb.vhd
marocTimeStampMux_tb.vhd
marocTriggerTimeStampArray_tb.vhd
marocTriggerTimeStamp_tb.vhd

Added pick-and-place information to BoM



git-svn-id: https://svn2.phy.bris.ac.uk/svn/uob-hep-pc049a/trunk@47 e1591323-3689-4d5a-aa31-d1a7cbdc5706