fixed bugs

fixed bugs with memory leaks, resizing, clearing, refreshing ...

alpha release for nvd3 v1.7.1

fixed resizing, clearing; added debounce; 0.x version is for old nvd3…

… v1.1.15-beta

new release 0.0.9

added callback function, fixed bugs

fixed bug with removing svg

fixed key bug with updating data; added new config option - autorefre…

…sh; updated global directive api with refresh() function; fixed bugs

added new global config, included visible, disabled, extended configu…

…rations; fixed bugs

added global directive api, added global events handling for directiv…

…e, fixed bugs