bootstrap-4.0.0-alpha-sources.jar

<dependency>
	<groupId>org.webjars</groupId>
	<artifactId>bootstrap</artifactId>
	<version>4.0.0-alpha</version>
	<classifier>sources</classifier>
	<type>java-source</type>
</dependency>

org.webjars:bootstrap:4.0.0-alpha

META-INF/MANIFEST.MF
/Volumes/Home/j.ward/projects/webjars/bootstrap/target/checkout/target/classes/META-INF/resources/webjars/bootstrap/4.0.0-alpha/webjars-requirejs.js