Log Message:
meson: updated to 0.59.1

0.59.0:
Unescaped variables in pkgconfig files
The custom_target() function now accepts a feed argument
Separate functions for qt preprocess
Cython as as first class language
Support for the Wine Resource Compiler
New vs2012 and vs2013 backend options
Developer environment
Fs Module now accepts files objects
Compiler argument checking for get_supported_arguments
New custom dependency for libintl
Parallelized meson subprojects commands
Using Vala no longer requires C in the project languages
The import() function gains required and disabler arguments
Objective C/C++ standard versions
Qt.preprocess source arguments deprecated
New build target methods
Automatically set up Visual Studio environment
gnome.compile_schemas() sets GSETTINGS_SCHEMA_DIR into devenv
update_desktop_database added to gnome.post_install()