public boolean accept(URL url) {
		return pluginMgr.accept(url);
	}
Request tool to accept specified URL.  Acceptance of URL depends greatly on the plugins
configured into tool.  If no plugin accepts URL it will be rejected and false returned.
If a plugin can accept the specified URL it will attempt to process and return true if
successful.  The user may be prompted if connecting to the URL requires user authentication.
@param url read-only resource URL
@return true if URL accepted and processed else false
Ghidra/Framework/Project/src/main/java/ghidra/framework/plugintool/PluginTool.java