update plotly-scala version to 0.3.1

README.md

@@ -26,9 +26,9 @@ It runs demos of the plotly.js documentation during its tests, to ensure that it
 
 ### From jupyter-scala
 
-Simply add the `org.plotly-scala::plotly-jupyter-scala:0.3.0` dependency to the notebook, initialize plotly-scala, and use it, like
+Simply add the `org.plotly-scala::plotly-jupyter-scala:0.3.1` dependency to the notebook, initialize plotly-scala, and use it, like
 ```scala
-import $ivy.`org.plotly-scala::plotly-jupyter-scala:0.3.0`
+import $ivy.`org.plotly-scala::plotly-jupyter-scala:0.3.1`
 
 import plotly._
 import plotly.element._
@@ -50,7 +50,7 @@ Bar(x, y).plot()
 
 Add the corresponding dependency to your project, like
 ```scala
-libraryDependencies += "org.plotly-scala" %%% "plotly-render" % "0.3.0"
+libraryDependencies += "org.plotly-scala" %%% "plotly-render" % "0.3.1"
 ```
 
 Note that there are no version published for scala 2.10 yet, because of the limitation of case classes to 22 members with it.
@@ -87,7 +87,7 @@ plot.plot(
 
 Load the corresponding dependency, and some imports, like
 ```scala
-import $ivy.`org.plotly-scala::plotly-render:0.3.0`
+import $ivy.`org.plotly-scala::plotly-render:0.3.1`
 import plotly._, element._, layout._, Plotly._
 ```