Update README.md
Make the document adopt the new XML nodes.
Merge pull request #67 from peterp/patch-1

Make the document adopt the new XML nodes.
Merge branch 'master' of https://github.com/MartijnR/enketo-core into requirejs

Conflicts:
	README.md
	src/js/form.js
	src/widget/time/bootstrap-timepicker
remove date picker and time picker temporarily to solve issue with submodules