Remove Culture specific handling of DateTime's in static constructors

Author: mythz

src/ServiceStack.Text/Env.cs

@@ -2,6 +2,7 @@
 //License: https://raw.github.com/ServiceStack/ServiceStack/master/license.txt
 
 using System;
+using System.Globalization;
 using System.IO;
 
 namespace ServiceStack.Text
@@ -47,9 +48,9 @@ static Env()
                 + platformName
                 + (IsMono ? "/Mono" : "/.NET");
 
-            VersionString = ServiceStackVersion.ToString();
+            VersionString = ServiceStackVersion.ToString(CultureInfo.InvariantCulture);
 
-            __releaseDate = DateTime.Parse("2001-01-01");
+            __releaseDate = new DateTime(2001,01,01);
         }
 
         public static string VersionString { get; set; }

src/ServiceStack.Text/LicenseUtils.cs

@@ -3,8 +3,10 @@
 
 using System;
 using System.Collections.Generic;
+using System.Globalization;
 using System.IO;
 using System.Text.RegularExpressions;
+using System.Threading;
 using ServiceStack.Text;
 
 namespace ServiceStack
@@ -160,8 +162,11 @@ public static void AssertEvaluationLicense()
         public static void RegisterLicense(string licenseKeyText)
         {
             string cutomerId = null;
+            var hold = Thread.CurrentThread.CurrentCulture;
+
             try
             {
+                Thread.CurrentThread.CurrentCulture = CultureInfo.InvariantCulture;
                 var parts = licenseKeyText.SplitOnFirst('-');
                 cutomerId = parts[0];
 
@@ -193,6 +198,10 @@ public static void RegisterLicense(string licenseKeyText)
 
                 throw new LicenseException(msg).Trace();
             }
+            finally
+            {
+                Thread.CurrentThread.CurrentCulture = hold;
+            }
         }
 
         public static void RemoveLicense()
@@ -355,6 +364,7 @@ public static LicenseKey ToLicenseKey(this string licenseKeyText)
             {
                 JsConfig<DateTime>.DeSerializeFn = null;
                 JsConfig<DateTime>.RawDeserializeFn = null;
+
                 var key = jsv.FromJsv<LicenseKey>();
 
                 if (key.Ref != refId)