Release Dotty 0.13.0-RC1 for mill

Author: biboudis

README.md

@@ -21,13 +21,13 @@ Any version number that starts with `0.` is automatically recognized as Dotty,
 you don't need to set up anything:
 
 ```scala
-def scalaVersion = "0.12.0-RC1"
+def scalaVersion = "0.13.0-RC1"
 ```
 
 #### Nightly builds
 If the latest release of Dotty is missing a bugfix or feature you need, you may
 wish to use a nightly build. Look at the bottom of
-https://repo1.maven.org/maven2/ch/epfl/lamp/dotty_0.13/ to find the version
+https://repo1.maven.org/maven2/ch/epfl/lamp/dotty_0.14/ to find the version
 number for the latest nightly build.
 
 ## Getting your project to compile with Dotty

build.sc

@@ -2,6 +2,6 @@ import mill._, scalalib._
 
 object root extends SbtModule {
   def millSourcePath = ammonite.ops.pwd
-  def scalaVersion = "0.12.0-RC1"
+  def scalaVersion = "0.13.0-RC1"
   def publishVersion = "0.1.0"
 }