Fix serdes PhitArbiter widths, fixes bug introduced in #228

Set names of generated clock domains

Add flag to completely disable cospike at runtime

Fix extraction-width warnings in Serdes

Bug fix; Simulation does not wait for chip to come out of reset

add guard around outer interface to prevent accepting/transmit from/to the external world of TL serial interface

Switch default scratchpads to include outer and inner buffers

Bump to latest rocket-chip APIs

Refactor/fix/improve the TileLink serializer

Remove problematic dontTouch for CIRCT