added the files needed for initial install/payment guts

media/css/mkt/overlay.less

@@ -0,0 +1,51 @@
+@import 'lib';
+
+.overlay {
+    background: fadeOut(#000,90%);
+    position: fixed;
+    width: 100%;
+    height: 100%;
+    top: 0;
+    left: 0;
+    display: none;
+    z-index: 9000;
+    text-align: justify;
+    opacity: 0;
+    overflow: hidden;
+    color: #fff;
+    pointer-events: none;
+    -moz-transition: .5s opacity ease;
+    -webkit-transition: .5s opacity ease;
+    .close {
+        display: block;
+        background-color: #fff;
+        position: absolute;
+        margin: 0;
+        z-index: 20;
+        top: 5px;
+        right: 5px;
+        .box-shadow(0 0 5px #000);
+    }
+    &.show {
+        pointer-events: auto;
+        opacity: 1;
+        display: block;
+    }
+    section {
+        .border-box();
+        padding: 1em;
+        position: absolute;
+        background: #000;
+        top: 0;
+        left: 0;
+        bottom: 0;
+        right: 0;
+        margin: auto;
+        width: 100%;
+        height: 100%;
+        overflow-x: hidden;
+        overflow-y: auto;
+        max-width: 500px;
+        max-height: 500px;
+    }
+}

media/js/mkt/buttons.js

@@ -0,0 +1 @@
+// This page intentionally left blank.

media/js/mkt/install.js

@@ -0,0 +1,7 @@
+// Hey there! I know how to install apps. Buttons are dumb now.
+
+$('#page').delegate('.button.install', 'click', startInstall);
+
+function startInstall(e) {
+    var $button = $(this);
+}

mkt/templates/mkt/webapp_button.html

@@ -0,0 +1,7 @@
+<a href="#" 
+    {% for k, v in data_attrs.items() %}
+        {{ k }}={{ v }}
+    {% endfor %}
+    class="button install">
+        {{ label }}
+</a>