Merge branch 'release-0.9.0' of https://github.com/meteor/meteor into release-0.9.0

tools/upgraders.js

@@ -23,17 +23,31 @@ var maybePrintNoticeHeader = function () {
   printedNoticeHeaderThisProcess = true;
 };
 
-// We don't have any upgraders now, but this is an example of how to write
-// some.  (It probably makes sense to extract "print this message" or "print
-// this message if a package is directly used" into helpers.)
 var upgradersByName = {
    "notices-for-0.9.0": function () {
      maybePrintNoticeHeader();
-    console.log(
-"0.9.0: Now your app can use packages from the Meteor Package Server!\n" +
-"       If you were previously using Atmosphere packages with mrt,\n" +
-"       run 'mrt migrate-app' to start using the same packages in our\n" +
-"       new system.");
+     if (fs.existsSync(path.join(project.project.rootDir, 'smart.json'))) {
+       // Meteorite apps:
+       console.log(
+"0.9.0: Welcome to the new Meteor package system! You can now add any Meteor\n" +
+"       package to your app (from more than 1800 packages available on the\n" +
+"       Meteor Package Server) just by typing 'meteor add <packagename>', no\n" +
+"       Meteorite required.\n" +
+"\n" +
+"       It looks like you have been using Meteorite with this project. To\n" +
+"       migrate your project automatically to the new system:\n" +
+"         (1) upgrade your Meteorite with 'npm install -g meteorite', then\n" +
+"         (2) run 'mrt migrate-app' inside the project.\n" +
+"       Having done this, you no longer need 'mrt' and can just use 'meteor'.\n");
+     } else {
+       // Non-Meteorite apps:
+       console.log(
+"0.9.0: Welcome to the new Meteor package system! You can now add any Meteor\n" +
+"       package to your app (from more than 1800 packages available on the\n" +
+"       Meteor Package Server) just by typing 'meteor add <packagename>'. Check\n" +
+"       out the available packages by typing 'meteor search <term>' or by\n" +
+"       visiting atmospherejs.com.\n");
+     }
      // How to do package-specific notices:
 //     if (_.has(project.project.getConstraints(), 'accounts-ui')) {
 //       console.log(