Use version 2.0.0-M3 in README, add missing % in dependency

Author: alexarchambault

README.md

@@ -53,8 +53,8 @@ Scala 2.10, 2.11, and 2.12 (2.12.0-M5 and later) are supported.
 
 To get started with SBT, add one (or both) of these dependencies:
 
-- `libraryDependencies += "io.github.soc" %   "scala-java-time" % "2.0.0-M2"` (for Scala)
-- `libraryDependencies += "io.github.soc" %%% "scala-java-time" % "2.0.0-M2"` (for Scala.js, [Scala.js plugin](http://www.scala-js.org/tutorial/basic/#sbt-setup) required)
+- `libraryDependencies += "io.github.soc" %%  "scala-java-time" % "2.0.0-M3"` (for Scala)
+- `libraryDependencies += "io.github.soc" %%% "scala-java-time" % "2.0.0-M3"` (for Scala.js, [Scala.js plugin](http://www.scala-js.org/tutorial/basic/#sbt-setup) required)
 
 #### Building
 This project builds using sbt.