functions renamed in snake_case, to match naming conventions in igraph
restructured grand() as a wrapper that provides access to both interactive "interview" to add information, and to statement generation, which are now internal functions
eliminated support for table generation in grand_table() and for reporting topological statistics because these are not well-defined yet
eliminated example data to reduce package size; examples now use igraph generated data
interactive GRAND information entry allows users to update existing information
corrected usage of \link{} in documentation