firtool 1.95.1

This backs out a change to a mem->reg folder which could create
use-before-def.

firtool-1.95.0 release

- This adds the ability for private FIRRTL modules to deduplicate with
  public modules.
- A LowerTypes performance improvement.
- An LLVM bump.
- Additional checking that Grand Central companion modules are not mixed
  with layerblocks (or vice versa).
- Infrastructure working towards inline unit tests.
- A change to treat uninstantiated modules as being in the "effective"
  design.

firtool 1.94.0 release

firtool 1.93.1 release

This includes a bug fix for the 1.93.0 release that prevented Python
wheels from being built.

firtool 1.93.0 release

firtool 1.92.0 release

firtool 1.91.0 Release

firtool 1.90.1 release

This is a pretty major increment over 1.90.0.  However, 1.90.0 was tagged
too soon, without qualification.  This corrects that and is a version that
is good to use.

[OM] Rework ClassOp to use return style for class fields (#7537)

This changes the OM dialect Class/ExternClass to use a return style
field name/type specifier syntax and, for non-extern class, a terminator
op in the style of hw.output.

[ESI][Runtime] Install Logging.h

Wasn't part of the Python package.