Minor updates:

- CSelectableCore:
  - Allow ForkPipeHandle to change ExecPath
  - Remove parent/child process test comments
  - Move FD operations methods from private -> public

SelectableCore.cpp

@@ -183,7 +183,7 @@ bool CSelectableCore::SetPortHandle( THandle * Handle, const char * FileName )
 bool CSelectableCore::SetForkPipeHandle( THandle * Handle, const char * ExecPath )
 {
     // Validate
-    if (!Handle || (Handle->Type != ctNone) || !ExecPath) {
+    if (!Handle || ((Handle->Type != ctNone) && (Handle->Type != ctForkPipe)) || !ExecPath) {
         return false;
     }
 
@@ -405,16 +405,12 @@ int CSelectableCore::OpenForkPipe( THandle * Handle )
         close( pipefd[0] );
         Handle->FD = pipefd[1];
 
-        write( Handle->FD, "testing\n", 8 );
-
         // Log event
         if (Log)  Log->Message( DebugLevel, dlMedium, "%s: Handle '%s' - Process forked successfully", Name, Handle->Name );
     }
     else
     {
         // Fork success - this is child
-        printf( "child\n" );
-
         // Replace stdin with Read-end of pipe
         close( 0 );
         dup( pipefd[0] );