Merge branch '6-client-no-protection-against-false-color' into 'master'

avoid false color

Closes #6

See merge request sgay/traque!7

static/map.html

@@ -24,7 +24,7 @@
 	<div id="map"></div><br/>
 
 	<input id="name"/><button id="setName">Set team name</button><br/>
-	<input type="number" id="color" value="0"/><button id="setColor">Set color</button><br/>
+	<input type="number" id="color" min="-1" value="0"/><button id="setColor">Set color</button><br/>
 
 	<script type="text/javascript">
 
@@ -80,6 +80,8 @@
 		    attribution: '© OpenStreetMap'
 		}).addTo(map);
 		
+        document.getElementById('color').max = icons.length - 1;
+
 		//////////////////////////////////////////////////////////////////////////////
 		// UPDATE MAP