- moved the Posix platform files to 'common' after making sure that Raze can compiled with them as-is.

No content changes.

src/common/engine/g_input.h

@@ -0,0 +1,9 @@
+#pragma once
+
+// These were in i_input.h, which differed between platforms and on Windows caused problems with its 
+// inclusion of system specific data, so it has been separated into this platform independent file.
+void I_PutInClipboard (const char *str);
+FString I_GetFromClipboard (bool use_primary_selection);
+void I_SetMouseCapture();
+void I_ReleaseMouseCapture();
+