bump version; update news

cpsievert · cpsievert · commit 56499268d7f6 · 2015-12-18T13:10:55.000-06:00
diff --git a/DESCRIPTION b/DESCRIPTION
@@ -1,6 +1,6 @@
 Package: plotly
 Title: Create Interactive Web Graphics via Plotly's JavaScript Graphing Library
-Version: 2.0.15
+Version: 2.0.16
 Authors@R: c(person("Carson", "Sievert", role = c("aut", "cre"),
     email = "cpsievert1@gmail.com"),
     person("Chris", "Parmer", role = c("aut", "cph"),
diff --git a/NEWS b/NEWS
@@ -1,3 +1,7 @@
+2.0.16 -- 18 Dec 2015
+
+Require ggplot2 2.0.0 or higher. For details, see #269.
+
 2.0.15 -- 13 Dec 2015
 
 Fix #346
