Delete `dev` instruction

@nnnick will rewrite this

diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index f4cc8d86f9950c4c965c7e803cece2f00b937f0b..5a9e3fd3607355206046754a4da2c38a93a1ab44 100644 (file)
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -9,8 +9,7 @@ New contributions to the library are welcome, just a couple of guidelines:
  * Please keep pull requests concise, and document new functionality in the relevant .md file.
  * Consider whether your changes are useful for all users, or if creating a Chart.js extension would be more appropriate.
  * Please avoid committing in the build Chart.js & Chart.min.js file, as it causes conflicts when merging.
- * Please make all Pull Requests to ```dev``` branch
-
+ 
 New Chart Types
 ===============