Fixed topbar css

Aded InputComponents.js to take care (dynamically create, add events) of input elements.

views/components/checkbox.hbs

@@ -0,0 +1,7 @@
+<div class="checkbox-holder">
+    <div class="checkbox checked">
+        <label>Snap to grid</label>
+        <input type="hidden"/>
+        <div class="box">{{svg "check"}}</div>
+    </div>
+</div>

views/main-menu.hbs

@@ -69,7 +69,7 @@
 	<li id="editor-info">
 		<ul>
 			<li><label><span>Tool size: </span><input type="text" width="10px"/></label></li>
-			<li><label><span>Continuous: </span><input type="checkbox"/></label></li>
+			<li>{{> checkbox}}</li>
 		</ul>
 	</li>
 </ul>