Remove MANIFEST.bak from repository

.gitignore

@@ -6,3 +6,5 @@ _build
 blib
 xs/buildtmp
 *.o
+MANIFEST.bak
+xs/MANIFEST.bak

xs/MANIFEST.bak

@@ -1,13 +0,0 @@
-Build.PL
-lib/Slic3r/XS.pm
-MANIFEST			This list of files
-src/myinit.h
-src/ppport.h
-t/01_trianglemesh.t
-t/02_object.t
-xsp/my.map
-xsp/mytype.map
-xsp/Object.xsp
-xsp/TriangleMesh.xsp
-xsp/typemap.xspt
-xsp/XS.xsp