Disable build of MagnifierEffect

Magnifier is broken without PaintClipper.
Needs a better implementation, see:
http://lists.kde.org/?l=kwin&m=130972453005390&w=2

effects/CMakeLists.txt

@@ -106,7 +106,8 @@ if( KWIN_HAVE_OPENGL_COMPOSITING )
         include( glide/CMakeLists.txt )
         include( invert/CMakeLists.txt )
         include( lookingglass/CMakeLists.txt )
-        include( magnifier/CMakeLists.txt )
+# Magnifier currently broken due to removed PaintClipper
+#        include( magnifier/CMakeLists.txt )
         include( mousemark/CMakeLists.txt )
         include( sheet/CMakeLists.txt )
         include( snaphelper/CMakeLists.txt )

effects/configs_builtins.cpp

@@ -44,7 +44,10 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #include "glide/glide_config.h"
 #include "invert/invert_config.h"
 #include "lookingglass/lookingglass_config.h"
+#if 0
+// Magnifier currently broken due to removed PaintClipper
 #include "magnifier/magnifier_config.h"
+#endif
 #include "mousemark/mousemark_config.h"
 #include "trackmouse/trackmouse_config.h"
 #include "wobblywindows/wobblywindows_config.h"
@@ -80,7 +83,9 @@ KWIN_EFFECT_CONFIG_MULTIPLE(builtins,
                             KWIN_EFFECT_CONFIG_SINGLE(glide, GlideEffectConfig)
                             KWIN_EFFECT_CONFIG_SINGLE(invert, InvertEffectConfig)
                             KWIN_EFFECT_CONFIG_SINGLE(lookingglass, LookingGlassEffectConfig)
+#if 0
                             KWIN_EFFECT_CONFIG_SINGLE(magnifier, MagnifierEffectConfig)
+#endif
                             KWIN_EFFECT_CONFIG_SINGLE(mousemark, MouseMarkEffectConfig)
                             KWIN_EFFECT_CONFIG_SINGLE(trackmouse, TrackMouseEffectConfig)
                             KWIN_EFFECT_CONFIG_SINGLE(wobblywindows, WobblyWindowsEffectConfig)