* add MATCHCOMPILER=yes flag into readme in Japanese
* remove Donations from readmeja.md
* add cmake instructions in Japanese
* minor improvement in Japanese
* Update readme files concerning Visual Studio (#2058) in Japanese
* Compiling/Installing : The CFGDIR parameter was removed. Use FILESDIR on readmeja.md in Japanese
* add MATCHCOMPILER=yes flag into readme in Japanese
* remove Donations from readmeja.md
* add cmake instructions in Japanese
* minor improvement in Japanese
* build: remove -Wabi and add -Wundef
gcc >= 8 throws a warning about -Wabi (without a specific ABI version)
being ignored, while -Wundef seems more useful (as shown by the change
in config.h, which was probably an unfortunate typo)
travis.yaml should probably be updated soon, but was left out from this
change as the current images don't yet need it
* lib: unused function in valueflow
refactored out since 8c03be3212
lib/valueflow.cpp:3124:21: warning: unused function 'endTemplateArgument' [-Wunused-function]
* readme: include picojson
* make: also clean exe