Long isopacket node_modules paths have been shortened, fixing upgrade problems on Windows. #6609
Version 1.3.1 of Meteor can now publish packages for earlier versions of Meteor, provided those packages do not rely on modules. #6484 #6618
The meteor-babel npm package used by babel-compiler has been upgraded to version 0.8.4.
The meteor node and meteor npm commands now return the same exit codes as their child processes. #6673 #6675 (Thanks to @abernix for submitting a PR to fix this!)
Missing module warnings are no longer printed for Meteor packages, or for require calls when require is not a free variable, fixing https://github.com/practicalmeteor/meteor-mocha/issues/1926.
Cordova iOS builds are no longer built by Meteor, but merely prepared for building.
Compiler plugin errors were formerly silenced for files not explicitly added in package.js. Now those errors are reported when/if the files are imported by the ImportScanner.