log message cleanup and import window default btn..

- cleaned up some log message strings.
- fixed focus issue in wallpaper import window and Ok btn set as default.
- added Hebrew language and updated attribution doc.
- minor refactoring.

src/livelywpf/livelywpf/Core/Wallpapers/VideoMpvPlayer.cs

@@ -432,7 +432,7 @@ private void Proc_OutputDataReceived(object sender, DataReceivedEventArgs e)
         {
             if (!string.IsNullOrEmpty(e.Data))
             {
-                Logger.Info("Mpv{0}:{1}", uniqueId, e.Data);
+                Logger.Info($"Mpv{uniqueId}: {e.Data}");
             }
         }
 

src/livelywpf/livelywpf/Core/Wallpapers/WebProcess.cs

@@ -250,7 +250,7 @@ private void Proc_OutputDataReceived(object sender, DataReceivedEventArgs e)
             //When the redirected stream is closed, a null line is sent to the event handler.
             if (!string.IsNullOrEmpty(e.Data))
             {
-                Logger.Info($"Cef{uniqueId}:{e.Data}");
+                Logger.Info($"Cef{uniqueId}: {e.Data}");
                 if (!_initialized || !isLoaded)
                 {
                     IpcMessage obj;

src/livelywpf/livelywpf/Core/Watchdog/WatchdogProcess.cs

@@ -30,7 +30,7 @@ public void Start()
             if (livelySubProcess != null)
                 return;
 
-            Logger.Info("Starting watchdog service..");
+            Logger.Info("Starting watchdog service...");
             ProcessStartInfo start = new ProcessStartInfo()
             {
                 Arguments = Process.GetCurrentProcess().Id.ToString(System.Globalization.CultureInfo.InvariantCulture),
@@ -50,19 +50,19 @@ public void Start()
             }
             catch (Exception e)
             {
-                Logger.Error("Failed to start watchdog service:" + e.Message);
+                Logger.Error("Failed to start watchdog service: " + e.Message);
             }
         }
 
         public void Add(int pid)
         {
-            Logger.Info("Adding program to watchdog:" + pid);
+            Logger.Info("Adding program to watchdog: " + pid);
             SendMessage("lively:add-pgm " + pid);
         }
 
         public void Remove(int pid)
         {
-            Logger.Info("Removing program to watchdog:" + pid);
+            Logger.Info("Removing program to watchdog: " + pid);
             SendMessage("lively:rmv-pgm " + pid);
         }
 
@@ -80,7 +80,7 @@ private void SendMessage(string text)
             }
             catch (Exception e)
             {
-                Logger.Error("Failed to communicate with watchdog service:" + e.Message);
+                Logger.Error("Failed to communicate with watchdog service: " + e.Message);
             }
         }
     }

src/livelywpf/livelywpf/Helpers/Hardware/SystemInfo.cs

@@ -47,13 +47,20 @@ public static List<string> GetGpu()
 
         public static string GetCpuInfo()
         {
-            var sb = new StringBuilder();
-            var gpu = GetCpu();
-            foreach (var item in gpu)
+            try
+            {
+                using ManagementObjectSearcher myProcessorObject = new ManagementObjectSearcher("select * from Win32_Processor");
+                var sb = new StringBuilder();
+                foreach (ManagementObject obj in myProcessorObject.Get())
+                {
+                    sb.AppendLine("CPU: " + obj["Name"]);
+                }
+                return sb.ToString().TrimEnd();
+            }
+            catch (Exception e)
             {
-                sb.AppendLine("CPU: " + item);
+                return "CPU: " + e.Message;
             }
-            return sb.ToString().TrimEnd();
         }
 
         public static List<string> GetCpu()