Changes

2.0.0   2018-02-08
        - rewrite unibi_var_t internals (now the only official access is via
          the helper functions)
        - numeric capabilities are stored as ints now (used to be shorts)
        - add support for the ncurses 6.1 "wide integer" 32-bit file format
        - try ncursesw6-config, ncurses6-config, ncursesw5-config, and
          ncurses5-config to get the list of terminfo directories
          (TERMINFO_DIRS) when building
        - improve README.md with build instructions and prerequisites

1.2.1   2017-08-28
        - deprecate direct access to unibi_var_t members
        - better support for building on Windows

1.2.0   2015-08-14
        - new unibi_var_t helper functions
          (unibi_var_from_{int,str}, unibi_{int,str}_from_var)

1.1.6   2015-07-23
        - fix nested conditionals

1.1.5   2015-07-17
        - fix invalid memory access in %P/%g (gh #14)
        - avoid badly formatted lines in unibi_{g,s}et_ext_{bool,num,str}_name
          man pages (gh PR #12)

1.1.4   2015-04-26
        - move maintainer options from GNUmakefile to maint.mk
        - compile with -O2 by default

1.1.3   2015-04-25
        - fix permission error when installing into existing directory
          (gh PR #7)
        - relicense tools/*.c under MIT (gh #9)
        - add change log in Changes

1.1.2   2015-02-21
        - support OS X's hex filename format

1.1.1   2014-12-02
        - add unibi_format()/unibi_run() (merge sparchways into this library)
        - portability fixes for FreeBSD/OS X

1.0.1   2012-06-05
        - document extended capabilities API
        - fix bugs in unibi_dump()
        - add automatic tests
        - stop using alloca() (improve portability)

1.0.0   2012-03-27
        - add support for extended capabilities
        - some internal Makefile changes

0.1.0   2011-09-22
        - remove homegrown configure script
        - new unibi_short_name_* functions
        - new Makefile
        - unibi-dump sample program