bump version; update news

cpsievert · cpsievert · commit b5094c5d61dd · 2016-09-27T12:32:43.000-05:00
diff --git a/DESCRIPTION b/DESCRIPTION
@@ -1,6 +1,6 @@
 Package: plotly
 Title: Create Interactive Web Graphics via 'plotly.js'
-Version: 4.5.2
+Version: 4.5.3
 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.md b/NEWS.md
@@ -1,3 +1,14 @@
+# 4.5.3 -- 27 September 2016
+
+## NEW FEATURES
+
+* The `colorbar()` function gains a new `limits` arguments for controlling the colorscale
+limits.
+
+## BUG FIX
+
+* The `z` is now required in `add_heatmap()`. If you want a `z` to be computed, use `add_histogram()`.
+
 # 4.5.2 -- 23 September 2016
 
 ## NEW FEATURES
