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.
Ward Bell
Jay Traband
Leandro Diniz