Reinstall *readedid command as it IS needed in some circumstances

Detail:
Admin:
  tested on iMx6

Version 0.62. Tagged as 'ScrModes-0_62'

VersionNum

-/* (0.61)
+/* (0.62)
  *
  * This file is automatically maintained by srccommit, do not edit manually.
  * Last processed by srccommit version: 1.1.
  *
  */
-#define Module_MajorVersion_CMHG        0.61
+#define Module_MajorVersion_CMHG        0.62
 #define Module_MinorVersion_CMHG        
-#define Module_Date_CMHG                05 Mar 2017
+#define Module_Date_CMHG                12 Mar 2017
 
-#define Module_MajorVersion             "0.61"
-#define Module_Version                  61
+#define Module_MajorVersion             "0.62"
+#define Module_Version                  62
 #define Module_MinorVersion             ""
-#define Module_Date                     "05 Mar 2017"
+#define Module_Date                     "12 Mar 2017"
 
-#define Module_ApplicationDate          "05-Mar-17"
+#define Module_ApplicationDate          "12-Mar-17"
 
 #define Module_ComponentName            "ScrModes"
 #define Module_ComponentPath            "castle/RiscOS/Sources/Video/UserI/ScrModes"
 
-#define Module_FullVersion              "0.61"
-#define Module_HelpVersion              "0.61 (05 Mar 2017)"
-#define Module_LibraryVersionInfo       "0:61"
+#define Module_FullVersion              "0.62"
+#define Module_HelpVersion              "0.62 (12 Mar 2017)"
+#define Module_LibraryVersionInfo       "0:62"

c/ScrModes

@@ -1464,6 +1464,7 @@ void ScreenModes_servicecall(int servicecallno, _kernel_swi_regs *regs, void *pw
 _kernel_oserror *ScreenModes_cmdhandler(const char *arg_string, int argc, int cmd_no, void *pw)
 {
     _kernel_oserror *result;
+            int display = 0;
 
     switch (cmd_no)
     {
@@ -1473,6 +1474,10 @@ _kernel_oserror *ScreenModes_cmdhandler(const char *arg_string, int argc, int cm
         case CMD_SaveModeFile:
             result = savemodefile(arg_string);
             break;
+        case CMD_ReadEDID:
+            if(argc > 1) sscanf(arg_string,"%1d",&display);
+            result = readedid(display, true);
+            break;
         default:
             return NULL;
     }