started hdmi frontend with copy of frontend for DE2-115
corrected part numbers
overhauled voltage regulators, added 3.3 V from VRAW
added 5 V regulator, fixed up ESD sections
new regulator enable signals
reworked input equalizer section
HDMI output default to disabled
overhauled clock generator section
VREF decoupling
ground VSS_CML
serdes updates
EEPROM
settled on 2.5 V misc. I/O
preliminary mezzanine connector pin-out
corrected some ERC errors
added missing FAN4860 lib
part info
Merge branch 'master' into hdmi
footprint assignments
corrected units in footprint