xmake v2.2.3, A lot of new features support

This version is mainly to improve the remote dependency package management, fix a lot of details, and this version can already support the upgrade from my upgrade through xmake update, it will be more convenient to upgrade xmake later.

• Github
• Documents

New features

• #233: Support windres for mingw platform
• #239: Add cparser compiler support
• Add plugin manager xmake plugin --help
• Add add_syslinks api to add system libraries dependence
• Add xmake l time xmake [--rebuild] to record compilation time
• #250: Add xmake f --vs_sdkver=10.0.15063.0 to change windows sdk version
• Add lib.luajit.ffi and lib.luajit.jit extension modules
• #263: Add new target kind: object to only compile object files

Changes

• #229: Improve to select toolset for vcproj plugin
• Improve compilation dependences
• Support *.xz for extractor
• #249: revise progress formatting to space-leading three digit percentages
• #247: Add -D and --diagnosis instead of --backtrace
• #259: Improve on_build, on_build_file and on_xxx for target and rule
• #269: Clean up the temporary files at last 30 days
• Improve remote package manager
• Support to add packages with only header file
• Support to modify builtin package links, e.g. add_packages("xxx", {links = {}})

Bugs fixed

• Fix state inconsistency after failed outage of installation dependency package