rename /rpg-docs to /app

app/client/views/loading/loading.html

@@ -0,0 +1,16 @@
+<template name="loading">
+	<app-header-layout has-scrolling-region fullbleed>
+		<app-header class="app-grey white-text" fixed>
+			<app-toolbar>
+				<paper-icon-button icon="menu" drawer-toggle></paper-icon-button>
+			</app-toolbar>
+		</app-header>
+		<div class="fit layout vertical center center-justified">
+			<paper-spinner class="bigSpinner" active></paper-spinner>
+			<div class="paper-font-subhead"
+				 style="margin-left: 16px;
+						margin-right: 16px;
+						text-align: center;">{{randomHint}}</div>
+		</div>
+	</app-header-layout>
+</template>