move ptr to imag data in mxArray to separate_full and separate_sparse classes * mex.cc (class mxArray_separate_full): Move separate pointer to imaginary array data here from mxArray_base_full along with all functions that operate on the on the separate array. (class mxArray_separate_sparse): Move separate pointer to imaginary array data here from mxArray_base_sparse along with all functions that operate on the on the separate array. (mxArray_base_full::fp_to_ov): New template to simplify the as_octave_value function. (mxArray_base_sparse::to_ov): New template to simplify the as_octave_value function.

Things to do before making a release:

  * Update the version number and release date in configure.ac.

  * Update the OCTAVE_API_VERSION number in configure.ac.

  * Update version number and release year in CITATION.

  * Update the NEWS file.  Include release date in Summary header.

  * Update the NEWS-<VERSION>.html, index.in, news.in, and download.in
    files for the web site.

  * Copy tarballs to ftp.gnu.org.

  * Post a release announcement to the help@octave.org and
    info-gnu@gnu.org lists.

  * Update https://wiki.octave.org/Release_History page.