Merge branch 'js/vscode'

Add a script (in contrib/) to help users of VSCode work better with our codebase. * js/vscode: vscode: let cSpell work on commit messages, too vscode: add a dictionary for cSpell vscode: use 8-space tabs, no trailing ws, etc for Git's source code vscode: wrap commit messages at column 72 by default vscode: only overwrite C/C++ settings mingw: define WIN32 explicitly cache.h: extract enum declaration from inside a struct declaration vscode: hard-code a couple defines contrib: add a script to initialize VS Code configuration