Use icon instead of unicode character for index node "next level" indicator
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@@ -81,7 +81,7 @@ def node_level(x):
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''.join(
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[
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' ' * (getattr(x, x._mptt_meta.level_attr) - 1),
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'' if x.is_root_node() else '',
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'' if x.is_root_node() else '<i class="fa fa-level-up fa-rotate-90"></i> ',
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ugettext('Root') if x.is_root_node() else unicode(x)
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]
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)
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