register
inline fun <T : XtrasLibrary> Project.registerXtrasGitLibrary(extensionName: String, group: String = projectProperty<String>("$extensionName.group"), version: String = projectProperty<String>("$extensionName.version"), url: String = projectProperty<String>("$extensionName.url"), commit: String = projectProperty<String>("$extensionName.commit"), noinline block: T.() -> Unit): T