build(www): rename public directory to www

public/views/modals/scan-tips.html

@@ -1,15 +0,0 @@
-<ion-modal-view ng-style="{opacity: '0.9'}" ng-controller="scanTipsController">
-  <ion-nav-bar class="bar-ligt">
-    <ion-nav-buttons side="secondary">
-      <button class="button" ng-click="close()">
-        X
-      </button>
-    </ion-nav-buttons>
-  </ion-nav-bar>
-  <ion-content class="has-header">
-    <div class="text-center">
-      <h2>Scan the code to pay with bitcoin</h2>
-      <h3>QR codes could also contain a bitcoin wallet invitation, or an URL</h3>
-    </div>
-  </ion-content>
-</ion-modal-view>