* JTAG: Use new withClock way of overriding clocks
the override clock way is deprecated
* JTAG: use withClock instead of override clock
* JTAG: extend Module for ClockedCounter
* JTAG: Don't use deprecated clock constructs
* JTAG: Remove another override_clock
* Rename "NegativeEdgeLatch"
because it's not a latch, it's just a register on the negative edge of the clock.
* Use the appropriately named NegEdgeReg
* JTAG: Rename another NegativeEdgeLatch
* JTAG: Revert to Chisel._ for Issue 1160
* JTAG: Revert to Chisel._ for Issue 1160
* jtag: revert everything to Chisel._
* jtag: Revert all modules to Chisel._ vs chisel3, due to FIRRTL issues with chisel3 generated code
Megan Wachs
Henry Cook