Clobbered an error message in the previous merge.
Merge branch 'master' of github:ajo2995/CmpBitVec into and
Test #equals, #appendWord and some tests for #and. Fix many bugs that are covered by new tests. Only allow calls to #append* on unpacked CmpBitVecs.
Merge branch 'master' of github:ajo2995/CmpBitVec
Merge branch 'and'