File qm-dsp-add_missing_include_dir.patch of Package vamp-qm-plugins

--- build/general/Makefile.inc.orig	2012-03-15 17:39:55.090607673 +0100
+++ build/general/Makefile.inc	2012-03-15 17:40:08.550607194 +0100
@@ -5,8 +5,8 @@
 AR	?= ar
 RANLIB	?= ranlib
 
-CFLAGS	:= $(CFLAGS) -I.
-CXXFLAGS	:= $(CXXFLAGS) -I.
+CFLAGS	:= $(CFLAGS) -I. -Iinclude
+CXXFLAGS	:= $(CXXFLAGS) -I. -Iinclude
 
 HEADERS := base/Pitch.h \
            base/Window.h \