Trying to get ember-app-kit to compile incrementally. My comments are prefixed with '###'

output.log

$ grunt server
Running "clean:build" (clean) task
Cleaning "tmp"...OK

Running "lock" task

Running "concurrent:debug" (concurrent) task

    Running "emberTemplates:debug" (emberTemplates) task
    File "tmp/public/assets/templates.js" created.

    Done, without errors.

    Running "copy:vendor" (copy) task
    Copied 88 files

    Done, without errors.

    Running "coffee:test" (coffee) task
    File tmp/javascript/tests/acceptance/index_test.js created.
    File tmp/javascript/tests/unit/routes/index_test.js created.

    Running "coffee:app" (coffee) task
    File tmp/javascript/app/app.js created.
    File tmp/javascript/app/budget-model.js created.
    File tmp/javascript/app/controllers/accounts/index.js created.
    File tmp/javascript/app/controllers/budget/index.js created.
    File tmp/javascript/app/controllers/budget/month.js created.
    File tmp/javascript/app/controllers/spending-by-category/index.js created.
    File tmp/javascript/app/fixtures.js created.
    File tmp/javascript/app/model.js created.
    File tmp/javascript/app/models/account.js created.
    File tmp/javascript/app/models/budget.js created.
    File tmp/javascript/app/models/category.js created.
    File tmp/javascript/app/router.js created.
    File tmp/javascript/app/routes/accounts/create.js created.
    File tmp/javascript/app/routes/application.js created.
    File tmp/javascript/app/routes/budget/index.js created.
    File tmp/javascript/app/routes/budget/month.js created.
    File tmp/javascript/app/routes/file/open.js created.
    File tmp/javascript/app/routes/index.js created.
    File tmp/javascript/app/routes/reports/index.js created.
    File tmp/javascript/app/routes/route.js created.
    File tmp/javascript/app/views/MenuBar.js created.
    File tmp/javascript/app/views/budget.js created.

    Running "copy:prepare" (copy) task


    Running "transpile:tests" (transpile) task

    Running "transpile:app" (transpile) task

    Running "jshint:all" (jshint) task
    >> 3 files lint free.

    Running "concat_sourcemap:app" (concat_sourcemap) task
    File "tmp/public/assets/app.js" created.

    Running "concat_sourcemap:test" (concat_sourcemap) task
    File "tmp/public/tests/tests.js" created.

    Done, without errors.

    Running "stylus:compile" (stylus) task
    File tmp/public/assets/app.css created.
    File tmp/public/assets/vendor.css created.

    Running "cssmin:combine" (cssmin) task
    >> Destination not written because minified CSS was empty.

    Done, without errors.

Running "copy:stage" (copy) task
Created 2 directories, copied 4 files

Running "unlock" task
unlocking

Running "connect:server" (connect) task
Started connect web server on localhost:8000.

Running "watch:main" (watch) task
Waiting...



### Changing app.styl here...

OK
>> File "app/styles/app.styl" changed.


Running "watch:main" (watch) task
Completed in 0.011s at Wed Sep 18 2013 07:02:06 GMT+1000 (EST) - Waiting...

### app.css is not updated until restart...

^Csimonwade at monty in ~/dev/Workspaces/Eclipse-4.2/ynab_web on incremental-compilation*
$ grunt server
Running "clean:build" (clean) task
Cleaning "tmp"...OK

Running "lock" task

Running "concurrent:debug" (concurrent) task

    Running "emberTemplates:debug" (emberTemplates) task
    File "tmp/public/assets/templates.js" created.

    Done, without errors.

    Running "copy:vendor" (copy) task
    Copied 88 files

    Done, without errors.

    Running "coffee:test" (coffee) task
    File tmp/javascript/tests/acceptance/index_test.js created.
    File tmp/javascript/tests/unit/routes/index_test.js created.

    Running "coffee:app" (coffee) task
    File tmp/javascript/app/app.js created.
    File tmp/javascript/app/budget-model.js created.
    File tmp/javascript/app/controllers/accounts/index.js created.
    File tmp/javascript/app/controllers/budget/index.js created.
    File tmp/javascript/app/controllers/budget/month.js created.
    File tmp/javascript/app/controllers/spending-by-category/index.js created.
    File tmp/javascript/app/fixtures.js created.
    File tmp/javascript/app/model.js created.
    File tmp/javascript/app/models/account.js created.
    File tmp/javascript/app/models/budget.js created.
    File tmp/javascript/app/models/category.js created.
    File tmp/javascript/app/router.js created.
    File tmp/javascript/app/routes/accounts/create.js created.
    File tmp/javascript/app/routes/application.js created.
    File tmp/javascript/app/routes/budget/index.js created.
    File tmp/javascript/app/routes/budget/month.js created.
    File tmp/javascript/app/routes/file/open.js created.
    File tmp/javascript/app/routes/index.js created.
    File tmp/javascript/app/routes/reports/index.js created.
    File tmp/javascript/app/routes/route.js created.
    File tmp/javascript/app/views/MenuBar.js created.
    File tmp/javascript/app/views/budget.js created.

    Running "copy:prepare" (copy) task


    Running "transpile:tests" (transpile) task

    Running "transpile:app" (transpile) task

    Running "jshint:all" (jshint) task
    >> 3 files lint free.

    Running "concat_sourcemap:app" (concat_sourcemap) task
    File "tmp/public/assets/app.js" created.

    Running "concat_sourcemap:test" (concat_sourcemap) task
    File "tmp/public/tests/tests.js" created.

    Done, without errors.

    Running "stylus:compile" (stylus) task
    File tmp/public/assets/app.css created.
    File tmp/public/assets/vendor.css created.

    Running "cssmin:combine" (cssmin) task
    >> Destination not written because minified CSS was empty.

    Done, without errors.

Running "copy:stage" (copy) task
Created 2 directories, copied 4 files

Running "unlock" task
unlocking

Running "connect:server" (connect) task
Started connect web server on localhost:8000.

Running "watch:main" (watch) task
Waiting...