Fix FileNotFoundException when running in Tomcat/Wildfly.
Ensure that HttpService is available in tomcat.
Add support for container tokens directly in the GitSecureHttpContext.
Separate ContainerRegistration implementations.
Add correct service properties to all container providers.
ContainerBuilder now waits for the container provider to become available. CreateContainerTask now uses the options object instead of its builder.
Add EmbeddedContainerRegistration component for use inside the embedded tests.
Misc fixes.