[perf] UrlCache: pure fs based cache state for downloads GitOrigin-RevId: d19afc396324d4c3318b31620c8ad0c04e0544ce
Use the synctex distributed with TeX Live GitOrigin-RevId: 5a133f21f48fd1e217ab463e8cb2a5cdec8be1af
Set up generally useful stuff: * chai.should() * logger stubs * globals in SandboxedModule, including Buffer and process, which are now required in Node 12