Update add server input type

CONTRIBUTORS.md

@@ -20,6 +20,7 @@
  - [TtheCreator](https://github.com/Tthecreator)
  - [RazeLighter777](https://github.com/RazeLighter777)
  - [LogicalPhallacy](https://github.com/LogicalPhallacy)
+ - [thornbill](https://github.com/thornbill)
 
 # Emby Contributors
 

src/addserver.html

@@ -3,7 +3,7 @@
         <form class="manualServerForm" style="margin: 0 auto;">
             <h1 style="text-align: left;">${HeaderConnectToServer}</h1>
             <div class="inputContainer">
-                <input is="emby-input" type="text" id="txtServerHost" required="required" label="${LabelServerHost}" />
+                <input is="emby-input" type="url" id="txtServerHost" required="required" label="${LabelServerHost}" />
                 <div class="fieldDescription" style="text-align: left;">${LabelServerHostHelp}</div>
             </div>
             <br />
@@ -19,4 +19,4 @@
             </button>
         </form>
     </div>
-</div>
+</div>