add option to invert the lightness of the caption's text color (InvertCaptionTextLightness setting). Fixes issue 2705.
ensure text contrast in TabPainter::Paint (updates issue 2705)
unarr: convert tar longname to UTF-8 when needed
merge latest MuPDF update
prevent multiple update check notifications
update translations
start experimental mingw-based build
progress on mingw build
lower-case windows header names for mingw (it doesn't matter on windows)
default is a reserved keyword in newer C++
use 0 instead of NULL because gcc complains about conversion from NULL to int type (intptr_t)
convert code to a version that is agreable to gcc (and, apparently, C++ standard)
in C++ proper, apparently we can't forward-declare enums, and gcc enforces that
use std::min(), std::max() instead of min/max macros and dis-ambiguate some invocations
in retrospect, this is unnecessary knob
more gcc compilation fixes
fix up ScopedComQIPtr
one more default=>defVal rename
one more default=>defVal rename
more gcc fixes