+ add a manpage to discuss memory leaks.
+ add support for shared libraries for QNX (other than libtool, which
does not work well on that platform).
+ build-fix for QNX C++ binding.
+ adapt mouse-handling code from menu library in form-library
(discussion with Clive Nicolson).
+ add a modification of test/dots.c, i.e., test/dots_mvcur.c to
illustrate how to use mvcur().
+ modify wide-character flavor of SetAttr() to preserve the
WidecExt() value stored in the .attr field, e.g., in case it
is overwritten by chgat (report by Aleksi Torhamo).
+ correct buffer-size for _nc_viswbuf2n() (report by Aleksi Torhamo).
+ build-fixes for Solaris 2.6 and 2.7 (patch by Peter O'Gorman).
