Add a container for define/require functions in the AMD module.
Add a comment in the UMD wrapper.
Specify which export should be exposed as library.
The name of the library (some types allow unnamed libraries too).
Type of library (types included by default are 'var', 'module', 'assign', 'assign-properties', 'this', 'window', 'self', 'global', 'commonjs', 'commonjs2', 'commonjs-module', 'commonjs-static', 'amd', 'amd-require', 'umd', 'umd2', 'jsonp', 'system', but others might be added by plugins).
If output.libraryTarget is set to umd and output.library is set, setting this to true will name the AMD module.
Options for library.