Merge pull request #324 from modilabs/issue_reduction_surge

reorganized js source files, upgraded bootstrap js (not css)
upgrade XPathJS_javarosa library with date calculation support
recompiled
new widgets form
Merge pull request #94 from modilabs/master

support for date calculations
Merge branch 'master' of https://github.com/MartijnR/enketo into front

Conflicts:
	public/css/styles.css
	public/js-min/formlist-all-min.js
	public/js-min/front-all-min.js
	public/js-min/test-all-min.js
	public/js-min/webform-all-min.js
	public/js-min/webform-edit-all-min.js
	public/js-min/webform-iframe-all-min.js
	public/js-min/webform-preview-all-min.js
	public/libraries/libraries-all-min.js