Unbreak SEPARATE_BUILD

--- examples/CMakeLists.txt.orig	Fri Jun 21 16:20:21 2013
+++ examples/CMakeLists.txt	Fri Jun 21 16:20:55 2013
@@ -1,4 +1,4 @@
-INCLUDE_DIRECTORIES(${CMAKE_CURRENT_SOURCE_DIR}/../include)
+INCLUDE_DIRECTORIES(${CMAKE_CURRENT_SOURCE_DIR}/../include ${CMAKE_CURRENT_BINARY_DIR}/../include)
 LINK_LIBRARIES(musicbrainz5 ${NEON_LIBRARIES})
 
 ADD_EXECUTABLE(cdlookup cdlookup.cc)
