* plunker builder removes files and scripts not needed in plunkers (e.g., systemjs.config.js)
* no longer adds placeholder README.md (deemed a distraction)
* tag is now "Angular" instead of "Angular2"
* new plnkr.json "includeSystemConfig" option adds systemjs.config.js back; needed for testing plnkrs.
* incidentally changes comment "Polyfill(s)" to "Polyfills" in all index.html
+ guide/pipes/ts: update docs and example code
+ guide/pipes/dart: new prose, updated example code
+ fix platform_directives reference; html cleanup
+ enable pipes e2e testing
For `e2e-spec.js`: If the async test is executed too early it will fail
(simply because the async message hasn’t been received yet).
+ follow new constants naming convention
closes#485 and 479
removal all package.json from _example subdirs and add an example-config.json to each. Update add-example-symlinks to use new fns
updated gitignore, package.json
add tests to QuickStart
closes#424
plnkr - change plnkr.config -> plnkr.json and change output paths and names
update jade plunkers to new 'resources/live-examples' path + minor cleanup
update gulpfile to run build-plunkers as part of build-docs.