I believe debug mode for vector<T> (T != bool) is complete.  If anyone sees anything more they would like to see on it, please let me know.  Debug mode is activated by compiling with -D_LIBCPP_DEBUG2=1.  Eventually _LIBCPP_DEBUG2 will be renamed to just _LIBCPP_DEBUG.

git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@178288 91177308-0d34-0410-b5e6-96231b3b80d8