Ajout d'une checkbox ( incomplet )
Modification du mécanisme de check/uncheck. Ne marche pas quand même :)
Improved look of checkbox, simplified code.
Merge branch 'master' into liUms-sync

Conflicts:
	node_modules/connect/node_modules/pause/package.json
	node_modules/connect/node_modules/send/node_modules/range-parser/package.json
	node_modules/less-middleware/lib/middleware.js
	node_modules/less-middleware/node_modules/less/.npmignore
	node_modules/less-middleware/node_modules/less/Makefile
	node_modules/less-middleware/node_modules/less/README.md
	node_modules/less-middleware/node_modules/less/lib/less/browser.js
	node_modules/less-middleware/node_modules/less/lib/less/colors.js
	node_modules/less-middleware/node_modules/less/lib/less/functions.js
	node_modules/less-middleware/node_modules/less/lib/less/index.js
	node_modules/less-middleware/node_modules/less/lib/less/parser.js
	node_modules/less-middleware/node_modules/less/lib/less/rhino.js
	node_modules/less-middleware/node_modules/less/lib/less/tree.js
	node_modules/less-middleware/node_modules/less/lib/less/tree/alpha.js
	node_modules/less-middleware/node_modules/less/lib/less/tree/anonymous.js
	node_modules/less-middleware/node_modules/less/lib/less/tree/assignment.js
	node_modules/less-middleware/node_modules/less/lib/less/tree/call.js
	node_modules/less-middleware/node_modules/less/lib/less/tree/color.js
	node_modules/less-middleware/node_modules/less/lib/less/tree/comment.js
	node_modules/less-middleware/node_modules/less/lib/less/tree/condition.js
	node_modules/less-middleware/node_modules/less/lib/less/tree/dimension.js
	node_modules/less-middleware/node_modules/less/lib/less/tree/directive.js
	node_modules/less-middleware/node_modules/less/lib/less/tree/element.js
	node_modules/less-middleware/node_modules/less/lib/less/tree/expression.js
	node_modules/less-middleware/node_modules/less/lib/less/tree/import.js
	node_modules/less-middleware/node_modules/less/lib/less/tree/javascript.js
	node_modules/less-middleware/node_modules/less/lib/less/tree/keyword.js
	node_modules/less-middleware/node_modules/less/lib/less/tree/media.js
	node_modules/less-middleware/node_modules/less/lib/less/tree/mixin.js
	node_modules/less-middleware/node_modules/less/lib/less/tree/operation.js
	node_modules/less-middleware/node_modules/less/lib/less/tree/paren.js
	node_modules/less-middleware/node_modules/less/lib/less/tree/quoted.js
	node_modules/less-middleware/node_modules/less/lib/less/tree/rule.js
	node_modules/less-middleware/node_modules/less/lib/less/tree/ruleset.js
	node_modules/less-middleware/node_modules/less/lib/less/tree/selector.js
	node_modules/less-middleware/node_modules/less/lib/less/tree/url.js
	node_modules/less-middleware/node_modules/less/lib/less/tree/value.js
	node_modules/less-middleware/node_modules/less/lib/less/tree/variable.js
	node_modules/less-middleware/node_modules/less/package.json
	node_modules/less-middleware/node_modules/less/test/css/colors.css
	node_modules/less-middleware/node_modules/less/test/css/comments.css
	node_modules/less-middleware/node_modules/less/test/css/css-3.css
	node_modules/less-middleware/node_modules/less/test/css/css-escapes.css
	node_modules/less-middleware/node_modules/less/test/css/css.css
	node_modules/less-middleware/node_modules/less/test/css/functions.css
	node_modules/less-middleware/node_modules/less/test/css/ie-filters.css
	node_modules/less-middleware/node_modules/less/test/css/import.css
	node_modules/less-middleware/node_modules/less/test/css/javascript.css
	node_modules/less-middleware/node_modules/less/test/css/media.css
	node_modules/less-middleware/node_modules/less/test/css/mixins-args.css
	node_modules/less-middleware/node_modules/less/test/css/mixins-guards.css
	node_modules/less-middleware/node_modules/less/test/css/mixins-important.css
	node_modules/less-middleware/node_modules/less/test/css/mixins.css
	node_modules/less-middleware/node_modules/less/test/css/parens.css
	node_modules/less-middleware/node_modules/less/test/css/scope.css
	node_modules/less-middleware/node_modules/less/test/css/selectors.css
	node_modules/less-middleware/node_modules/less/test/css/strings.css
	node_modules/less-middleware/node_modules/less/test/css/variables.css
	node_modules/less-middleware/node_modules/less/test/css/whitespace.css
	node_modules/less-middleware/node_modules/less/test/less-test.js
	node_modules/less-middleware/node_modules/mkdirp/.travis.yml
	node_modules/less-middleware/node_modules/mkdirp/package.json
	node_modules/less-middleware/package.json
	node_modules/less-middleware/readme.md
	node_modules/volo-ghdeploy/package.json
	www/index.html
	www/todo.appcache
Merged checkboxes.
Fixed deleting items from the edit frame.