Remove H bits from triggers.

H mode doesn't exist anymore.

Remove dmerr

Issue #184.

dret: Legal only in Debug Mode

Explicitly list data[1-10] and progbuf[1-15]

The table still *just* fits on the page.

Issue #198

This reverts commit e698a500.

The table still *just* fits on the page.

Issue #198

Clarify that we deal in physical addresses only.

Issue #110.

Clarify that \Fdatasize contains at most 12.

This reverts commit f7da066d.

Issue #110.

Issue #193.

Use a different word than "clobbered"

Add missing "to"s to abstractauto description

Correct plurality of halted harts in haltsum

Since more than one hart can be halted at a  time, correct this statement.

Put parens around all macros that need it.

This reverts commit 26d76a00.

This was supposed to be on a separate branch so there could be a PR.

This allows a single-core system to wire all these bits to 0, and lets
eg. a 4-core system only use 2 bits instead of 10.

I had thought this is the way it was, but clearly not.

Since this is a backwards incompatible change, I'm incrementing the
version number.

Correct compressed version of ebreak

Clarify some single step corner cases.