Do not assume dates with no timezone specifier are UTC

Fixes brianc#225

Author: Sandro Santilli

lib/textParsers.js

@@ -47,12 +47,14 @@ var parseDate = function(isoDate) {
     default:
       throw new Error("Unidentifed tZone part " + type);
     }
-  }
 
-  var utcOffset = Date.UTC(year, month, day, hour, min, seconds, mili);
+    var utcOffset = Date.UTC(year, month, day, hour, min, seconds, mili);
+    return new Date(utcOffset - (tzAdjust * 60* 1000));
+  }
+  else {
+    return new Date(year, month, day, hour, min, seconds, mili);
+  }
 
-  var date = new Date(utcOffset - (tzAdjust * 60* 1000));
-  return date;
 };
 
 var parseBool = function(val) {