* Made _clearApproval private, added clarifying comments in _addTokenTo and _removeTokenFrom. * Added approval information. (cherry picked from commit 8204f6a71f)
8204f6a71f
* turn off blank-lines rule * remove triple newlines (cherry picked from commit 9b37104655)
9b37104655
* Split enumerable and metadata implementations. * Renamed ERC721Basic to ERC721, and ERC721 to ERC721Full. * Fixed linter errors.