ENVISIONQuery           Launch a query against Envision, a web online
                        query system...
ENVISIONQuery-package   ENVISIONQuery.
getInputTypes           Get the list of available input types for a
                        given tool.
getService              Get the service handler using it's name...
getServiceClient        Get the Web Service client finction handler for
                        a given tool...
getServiceNames         Get the names of available Envision services...
getServiceOptions       Get default service options.
getServices             Get available services...
getTool                 Get the tool handler of a given service using
                        the tool name...
getToolNames            Get the names of available tools for a given
                        Envision service...
