Qhull 2015.0.6 2015/10/20 (7.0.6.2013) - In the libraries, exit() is only called from qh_exit(). qh_exit may be redefined. - Add qh_fprintf_stderr to usermem.c. May be overridden to avoid use of stderr [D. Sterratt] Add usermem to testqset builds - Remove most instances of stderr/stdout from libqhull, libqhull_r, and libqhullcpp [D. Sterratt] qh_fprintf_stderr may be redefined. qh_meminit and qh_new_qhull use stderr as the default ferr - qh_initflags: Use qh.fout instead of stdout for 'TO file'. A library caller may define a different qh.fout. - qh_settemppush: Call qh_fprintf() instead of fprintf() on error. - Rename qh_call_qhull as "Qhull-template" from user.c. Updated its references.

• qh-code.htm: "How to avoid</a> exit(), fprintf(), stderr, and stdout"
• html/index.htm: Fix table of contents for qh-code
• libqhull_r/index.htm: Rewrite introduction to Reentrant Qhull
• qh-faq.htm: Rewrite "Can Qhull use coordinates without placing them in a data file?"
• qh-get.html: Link to github
• Remove qhull_interface.cpp from the documentation