towards 2.0 docs
merge docs
Added Reg constructor to make e.g. "val pc_taken = Reg(Bool(), take_pc, Bool(false))" less verbose
update for new riscv.org
update for new riscv.org
Merge branch 'master' into pconfigure-2.0

Conflicts:
	doc/manual/manual.tex
	doc/tutorial/tutorial.tex
	www/index.html