- new DemLayer.js and DemBlock.js classes for BaseLayer

- MobileDialog.js and BasemapControl.js controls for selecting esir baselayers
- npm updates
- browser.js: new function for testing if browser is IE
- Modifications in BoxLayer.js (for scaling and setting visibility)
- modifications in main.js_ for showing projected and unprojected data

index.html

@@ -55,7 +55,7 @@
                     </a>
                 </div>
                 <ul class="menu main-navigation nine columns">
-                    <li><a href="#home">Home</a></li>
+                    <li><a id="menu-map-icon" href="#map">Map</a></li>
                 </ul>
             </div>
         </nav>