Bump brace-expansion - #202

Changed pages include:

• backgroundgraph/index.html - view
• barchart/index.html - view
• barchartrace/index.html - view
• boxplot/index.html - view
• centroid/index.html - view
• colormaps/index.html - view
• colorspaceinterpolations/index.html - view
• concentric/index.html - view
• cornerradius/index.html - view
• crimeviz/index.html - view

There are more changes not included in the list