v0.12.1

AlgebraOfGraphics v0.12.1

Diff since v0.12.0

Merged pull requests:

• Fix a link (#709) (@Eben60)
• Let BarPlot, BoxPlot, Density and CrossBar map the strokecolor (#713) (@andreuvall)
• Fix deprecations in GLM >= 1.9.1 (#719) (@devmotion)

Closed issues:

• Add TL;DR section to Tutorial (#712)
• Cannot unlink axes of histograms (#715)