add color_list attribute so it gets kwargs
added custom chart attributes
typo
fix for AttributeError: 'NoneType' object has no attribute 'items'
Merge pull request #24 from zebulon2/master

Custom chart attribute
update gitignore
update gitignore
add @zebulon2 to Contributors
fix colors for linecharts related to https://github.com/areski/django-nvd3/issues/16
Merge pull request #19 from bevanj/color_list

add color_list attribute so it gets kwargs
add @bevanj to Contributors
When using other shapes than circels for the scatteredPlot, the setting
is was not actually applied. Now setting chart.scatter.onlyCircles(false)
when the javascipt is build, fixes the problem.
Merge pull request #27 from frewie/master

Allowing other shapes for scatteredPlot
add @frewie to contributors
Add ability to specify explicit margin sizes to graphs.

Set the defaults so that reasonable values fit. Allow applications to
configure any combination of margins explicitly by using separate
fields.
Remove confusing default value duplicates.
Merge pull request #28 from agorrod/add-margins

Add ability to specify explicit margin sizes to graphs.
Add @agorrod to contributors
allow custom chart_attr

to make some ting like

    chart_attr = {
        'xAxis': '.rotateLabels(-25)',
        'margin': {'bottom': 90}
    }
    data = {
        'charttype': charttype,
        'chartdata': chartdata,
        'chartcontainer': chartcontainer,
        'extra': {
            'x_is_date': False,
            'x_axis_format': '',
            'tag_script_js': True,
            'jquery_on_ready': True,
            'chart_attr': chart_attr,
        },
Merge pull request #30 from freeseacher/master

allow custom chart_attr