Fixes #299 Update height of ag-grid
Fixes tooltips so they can display values from other columns
adds color_categorical color_map_config
allows color_map_configs to accept a list of colors
improvements to datacompy_app
This screenshoot shows the datacompy_app
DatacompyBuckaroo now works for outer joins
There are different colors for column c denoting "null in df1", equal, not equal, and "null in df2".
Note also that the widget is properly sized to only display the values present with no black space padding This is the #299 fix
