cleaned up some problems that prevented the previous checkin from building:

lmms_single_source.cpp
group_box.h
group_box.cpp
rack_plugin.h


git-svn-id: https://lmms.svn.sf.net/svnroot/lmms/trunk/lmms@295 0778d3d1-df1d-0410-868b-ea421aaaa00d

include/group_box.h

@@ -39,7 +39,6 @@
 #endif
 
 #include "pixmap_button.h"
-#include "ladspa_manager.h"
 
 
 class QPixmap;
@@ -63,10 +62,8 @@ public slots:
 	void setState( bool _on, bool _anim = FALSE );
 	void animate( void );
 
-#ifdef LADSPA_SUPPORT
 signals:
 	void toggled( bool _state );
-#endif
 
 protected:
 	virtual void resizeEvent( QResizeEvent * _re );

include/rack_plugin.h

@@ -36,7 +36,6 @@
 #include "journalling_object.h"
 #include "led_checkbox.h"
 #include "instrument_track.h"
-#include "embossed_font_label.h"
 #include "effect.h"
 #include "ladspa_control_dialog.h"