Fix exception when setting invalid bool value

lib/device.js

@@ -28,12 +28,26 @@ const CHANGE_FLAGS = {
 };
 
 
+function parseBool(v) {
+  v = "" + v;
+  if (v === "true" || v === "TRUE" || v === "True" || v === "1")
+    return true;
+  else if (v === "false" || v === "FALSE" || v === "False" || v === "0")
+    return false;
+  else
+    return null;
+}
+
+
 function sanitizeParameterValue(parameterValue) {
   if (parameterValue[0] != null) {
     switch (parameterValue[1]) {
       case 'xsd:boolean':
         if (typeof parameterValue[0] !== 'boolean') {
-          parameterValue[0] = !!JSON.parse(parameterValue[0]);
+          let v = parseBool(parameterValue[0]);
+          if (v == null)
+            v = '' + parameterValue[0];
+          parameterValue[0] = v;
         }
         break;
       case 'xsd:string':
@@ -44,12 +58,15 @@ function sanitizeParameterValue(parameterValue) {
       case 'xsd:int':
       case 'xsd:unsignedInt':
         if (typeof parameterValue[0] !== 'number') {
-          parameterValue[0] = +parameterValue[0];
+          let v = parseInt(parameterValue[0]);
+          if (isNaN(v))
+            v = '' + parameterValue[0];
+          parameterValue[0] = v;
         }
         break;
       case 'xsd:dateTime':
         if (typeof parameterValue[0] !== 'number') {
-          let v = +parameterValue[0];
+          let v = parseInt(parameterValue[0]);
           if (isNaN(v)) {
             v = Date.parse(parameterValue[0]);
             if (isNaN(v))