Cleanup of language.h

Marlin/configurator/config/language.h

@@ -30,6 +30,7 @@
 // eu       Basque-Euskera
 // kana     Japanese
 // kana_utf Japanese
+// cn       Chinese
 
 #ifndef LANGUAGE_INCLUDE
   // pick your language from the list above
@@ -130,13 +131,15 @@
 #define MSG_FILE_PRINTED                    "Done printing file"
 #define MSG_BEGIN_FILE_LIST                 "Begin file list"
 #define MSG_END_FILE_LIST                   "End file list"
-#define MSG_M104_INVALID_EXTRUDER           "M104 Invalid extruder "
-#define MSG_M105_INVALID_EXTRUDER           "M105 Invalid extruder "
-#define MSG_M200_INVALID_EXTRUDER           "M200 Invalid extruder "
-#define MSG_M218_INVALID_EXTRUDER           "M218 Invalid extruder "
-#define MSG_M221_INVALID_EXTRUDER           "M221 Invalid extruder "
+#define MSG_INVALID_EXTRUDER                "Invalid extruder"
+#define MSG_INVALID_SOLENOID                "Invalid solenoid"
+#define MSG_M104_INVALID_EXTRUDER           "M104 " MSG_INVALID_EXTRUDER " "
+#define MSG_M105_INVALID_EXTRUDER           "M105 " MSG_INVALID_EXTRUDER " "
+#define MSG_M109_INVALID_EXTRUDER           "M109 " MSG_INVALID_EXTRUDER " "
+#define MSG_M200_INVALID_EXTRUDER           "M200 " MSG_INVALID_EXTRUDER " "
+#define MSG_M218_INVALID_EXTRUDER           "M218 " MSG_INVALID_EXTRUDER " "
+#define MSG_M221_INVALID_EXTRUDER           "M221 " MSG_INVALID_EXTRUDER " "
 #define MSG_ERR_NO_THERMISTORS              "No thermistors - no temperature"
-#define MSG_M109_INVALID_EXTRUDER           "M109 Invalid extruder "
 #define MSG_HEATING                         "Heating..."
 #define MSG_HEATING_COMPLETE                "Heating done."
 #define MSG_BED_HEATING                     "Bed Heating."
@@ -148,8 +151,6 @@
 #define MSG_RESEND                          "Resend: "
 #define MSG_UNKNOWN_COMMAND                 "Unknown command: \""
 #define MSG_ACTIVE_EXTRUDER                 "Active Extruder: "
-#define MSG_INVALID_EXTRUDER                "Invalid extruder"
-#define MSG_INVALID_SOLENOID                "Invalid solenoid"
 #define MSG_X_MIN                           "x_min: "
 #define MSG_X_MAX                           "x_max: "
 #define MSG_Y_MIN                           "y_min: "

Marlin/language.h

@@ -131,13 +131,15 @@
 #define MSG_FILE_PRINTED                    "Done printing file"
 #define MSG_BEGIN_FILE_LIST                 "Begin file list"
 #define MSG_END_FILE_LIST                   "End file list"
-#define MSG_M104_INVALID_EXTRUDER           "M104 Invalid extruder "
-#define MSG_M105_INVALID_EXTRUDER           "M105 Invalid extruder "
-#define MSG_M200_INVALID_EXTRUDER           "M200 Invalid extruder "
-#define MSG_M218_INVALID_EXTRUDER           "M218 Invalid extruder "
-#define MSG_M221_INVALID_EXTRUDER           "M221 Invalid extruder "
+#define MSG_INVALID_EXTRUDER                "Invalid extruder"
+#define MSG_INVALID_SOLENOID                "Invalid solenoid"
+#define MSG_M104_INVALID_EXTRUDER           "M104 " MSG_INVALID_EXTRUDER " "
+#define MSG_M105_INVALID_EXTRUDER           "M105 " MSG_INVALID_EXTRUDER " "
+#define MSG_M109_INVALID_EXTRUDER           "M109 " MSG_INVALID_EXTRUDER " "
+#define MSG_M200_INVALID_EXTRUDER           "M200 " MSG_INVALID_EXTRUDER " "
+#define MSG_M218_INVALID_EXTRUDER           "M218 " MSG_INVALID_EXTRUDER " "
+#define MSG_M221_INVALID_EXTRUDER           "M221 " MSG_INVALID_EXTRUDER " "
 #define MSG_ERR_NO_THERMISTORS              "No thermistors - no temperature"
-#define MSG_M109_INVALID_EXTRUDER           "M109 Invalid extruder "
 #define MSG_HEATING                         "Heating..."
 #define MSG_HEATING_COMPLETE                "Heating done."
 #define MSG_BED_HEATING                     "Bed Heating."
@@ -149,8 +151,6 @@
 #define MSG_RESEND                          "Resend: "
 #define MSG_UNKNOWN_COMMAND                 "Unknown command: \""
 #define MSG_ACTIVE_EXTRUDER                 "Active Extruder: "
-#define MSG_INVALID_EXTRUDER                "Invalid extruder"
-#define MSG_INVALID_SOLENOID                "Invalid solenoid"
 #define MSG_X_MIN                           "x_min: "
 #define MSG_X_MAX                           "x_max: "
 #define MSG_Y_MIN                           "y_min: "