Improve memory choices display in vm create view

Apply human readable (MB, GB) conversion

snf-cyclades-app/synnefo/ui/static/snf/js/ui/web/ui_create_view.js

@@ -827,10 +827,14 @@
             }
 
             if (this.__added_flavors.ram.indexOf(values.mem) == -1) {
-                var mem = $(('<li class="option mem value-{0}">' + 
+                var mem_value = parseInt(_.escape(values.mem))*1024*1024;
+                var displayvalue = synnefo.util.readablizeBytes(mem_value, 
+                                                               0).split(" ");
+                var mem = $(('<li class="option mem value-{2}">' + 
                              '<span class="value">{0}</span>' + 
-                             '<span class="metric">MB</span></li>').format(
-                            _.escape(values.mem))).data('value', values.mem);
+                             '<span class="metric">{1}</span></li>').format(
+                          displayvalue[0], displayvalue[1], values.mem)).data(
+                          'value', values.mem);
                 this.mems.append(mem);
                 this.__added_flavors.ram.push(values.mem);
             }

snf-cyclades-app/synnefo/ui/static/snf/js/utils.js

@@ -236,10 +236,11 @@
         return string.substring(0, len) + append;
     }
 
-    synnefo.util.readablizeBytes = function(bytes) {
+    synnefo.util.readablizeBytes = function(bytes, fix) {
+        if (fix === undefined) { fix = 2; }
         var s = ['bytes', 'kb', 'MB', 'GB', 'TB', 'PB'];
         var e = Math.floor(Math.log(bytes)/Math.log(1024));
-        return (bytes/Math.pow(1024, Math.floor(e))).toFixed(2)+" "+s[e];
+        return (bytes/Math.pow(1024, Math.floor(e))).toFixed(fix)+" "+s[e];
     }