parseFloat of edges

lib/network/modules/components/Edge.js

@@ -70,7 +70,7 @@ class Edge {
     if (options.from !== undefined) {this.fromId = options.from;}
     if (options.to !== undefined)   {this.toId = options.to;}
     if (options.title !== undefined) {this.title = options.title;}
-    if (options.value !== undefined)  {options.value = parseInt(options.value);}
+    if (options.value !== undefined)  {options.value = parseFloat(options.value);}
 
 
     // update label Module