[pymtl.tools.transl] even more better error msgs for Bits
[pymtl.tools.transl] even more better error msgs for Bits

jck/pymtl,cfelton/pymtl,cfelton/pymtl,jck/pymtl,jjffryan/pymtl,tj93/pymtl,cornell-brg/pymtl,cfelton/pymtl,jck/pymtl,Glyfina-Fernando/pymtl,cornell-brg/pymtl,jjffryan/pymtl,jjffryan/pymtl,12yujim/pymtl,Glyfina-Fernando/pymtl,tj93/pymtl,tj93/pymtl,cornell-brg/pymtl,Glyfina-Fernando/pymtl,12yujim/pymtl,12yujim/pymtl