clean bindings + localization

sample.spark

<script id="invite-email-template" type="text/html">
	<nav id="mobileHeader">
		<BackButton />
		<h1>
			<span>
				<LabelText property="Header" />
			</span>
		</h1>
	</nav>
	<section class="container-fluid">
		<div class="row-fluid">
			<div class="span12 mobile-wrapper logistics-form">
				<Form model="">
					<fieldset>
						<div class="form-wrapper">
							<Image src="logo-gray.png" class="logo" />
							<br />
							<p class="help-block" >
								<LabelText property="HelpText" />
							</p>
							<Input property="Emails" />
						</div>
						<button type="submit" class="action-btn blue">
							<LabelText property="SendInvite" />
						</button>
					</fieldset>
				</Form>
			</div>
		</div>
	</section>
</script>