Version 0.3.0

Release notes

Added

• Better logging of warnings to user as well as debugging based on -v or
  -vv.
• When OUTPUT points to an existing dir, create tar file in that dir with the
  main tex file name.
• Process ~ expansion in user entered name for conflict resolution.

Changed

• Indicate existing file name in message when user enters a new name for tar
  file that conflicts with an existing name.

Fixed

• Notify user for permission error before writing to tar and exit.
• Don't open tmpdir if not recompiling LaTeX.
• Omit, with a warning, any missing INPUT files from tarball.
• Run latexmk on .tex file even if input file entered is .fls.
• Use .tex file attr for BytesIO added to tar.
• Do .expanduser() early when processing output arg.
• Fix last non-tar suffix, if any, in OUTPUT being dropped from tar file
  name.
• Correct message when LaTeX recompile is forced.