1.9.5 `microbio_me_qiime` handles string study number

CHANGES IN VERSION 1.9.5
-------------------------

USER-VISIBLE CHANGES

	- `microbio_me_qiime` function now handles string study number for
first argument.

		This is in addition to numeric study number, already supported.
Sort Richness Plots by Observed count

add an argument and the code to allow sorting by observed counts in the
richness plots
Merge branch 'microbio_me_qiime-robust'
Update the Sortby Function

Use a generic sortby that can sort using sample_data or measurements.
Add a unit test to test each of those.
1.9.6 New `sortby` argument in `plot_richness` function

CHANGES IN VERSION 1.9.6
-------------------------

USER-VISIBLE CHANGES

	- New `sortby` argument in `plot_richness` function.

	- Sort discrete x by one or more alpha-diversity measures

	- Solves [Issue 342](https://github.com/joey711/phyloseq/issues/342)

	- Resolves/merges [Pull
343](https://github.com/joey711/phyloseq/pull/343)
1.9.6 New `sortby` argument in `plot_richness` function
1.9.6 New `sortby` argument in `plot_richness` function

Make sure plot is defined AFTER the factor level re-ordering for
`sortby`
1.9.6 New `sortby` argument in `plot_richness` function

Revise tests to reflect update.
1.9.6 New sortby argument in plot_richness function

1.9.6 New sortby argument in plot_richness function

CHANGES IN VERSION 1.9.6

USER-VISIBLE CHANGES

- New `sortby` argument in `plot_richness` function.

- Sort discrete x by one or more alpha-diversity measures

- Solves [Issue 342](#342)

- Resolves/merges [Pull 343](#343)
1.9.7 ggplot2 1.0.0 bugfix
1.9.8 `mt` includes other corrections, FDR default

CHANGES IN VERSION 1.9.8
-------------------------

USER-VISIBLE CHANGES

	- `mt` includes other corrections, FDR by default.

	- Resolves [Issue 59](https://github.com/joey711/phyloseq/issues/59)
Merge pull request #348 from joey711/ggplot2v100-bugfix

1.9.8 ggplot2 1.0.0 bugfix, mt enhancement

CHANGES IN VERSION 1.9.8
-------------------------

USER-VISIBLE CHANGES

	- `mt` includes other corrections, FDR by default.

	- Resolves [Issue 59](https://github.com/joey711/phyloseq/issues/59)

CHANGES IN VERSION 1.9.7
-------------------------

BUG FIXES

	- Now requires ggplot2 version 1.0.0

	- Fixes bug in which ggplot 1.0 breaks in a phyloseq vignette 

	- Resolves [Issue 347](https://github.com/joey711/phyloseq/issues/347)
Update subset_sample documentation

roxygen header only. Will have no effect until next build.
Update subset_taxa documentation

Avoid confusion related to NA results in an expression.
replace link to depr fun in plot_phyloseq doc

roxygen header only for now…
1.9.9 plot_net: faster, more-flexible network plot

CHANGES IN VERSION 1.9.9
-------------------------

USER-VISIBLE CHANGES

	- `plot_net` faster, more-flexible network plot with improved defaults
1.9.9 NEWS added pull request link
Merge pull request #353 from joey711/update-plot_network

1.9.9 plot_net: faster, more-flexible network plot
1.9.10 speed update to UniFrac

untested, potentially incomplete
1.9.10 UniFrac - massive speed improvement

(still needs testing, benchmark)

CHANGES IN VERSION 1.9.10
-------------------------

USER-VISIBLE CHANGES

	- Massive speed/memory improvement for UniFrac calculations (via
`UniFrac` or `distance`