joey711/phyloseq — pull request #163 by joey711 (2013-01-21 22:21:48+00:00)
Title: v1.3.8 merged from fixes branch. Solves two bugs, including issue 149.

phyloseq 1.3.8
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- Fix bug in plot_tree graphic if sample names start with a number
- This fixes https://github.com/joey711/phyloseq/issues/149
- Also added fill argument to default aesthetic map definition, useful if fillable shapes defined in subsequent layers