Repair mimetype icon usage, part 1.  The following are not fully verified in source as of this commit due to ubiquity: info, unknown

diff --git a/src/knowit.cpp b/src/knowit.cpp
index 5a64430..b930bbb 100644
--- a/src/knowit.cpp
+++ b/src/knowit.cpp
@@ -169,7 +169,7 @@
    new TDEAction(i18n("Insert &file..."), "", "", TQT_TQOBJECT(this),
       TQT_SLOT(slotEditInsertFile()), actionCollection(), "edit_insert_file");
    actionRawTextMode = new TDEToggleAction(i18n("&Raw Text Mode"),
-       "source", "F10", TQT_TQOBJECT(this), TQT_SLOT(slotRawTextMode()),
+       "text-x-src", "F10", TQT_TQOBJECT(this), TQT_SLOT(slotRawTextMode()),
        actionCollection(), "edit_raw_text");
 
    /* Actions: edit setup */