Prevent svn:mergeinfo from being modified on Makefile.am and simd/jsimd*.c every time a merge is done.


git-svn-id: svn+ssh://svn.code.sf.net/p/libjpeg-turbo/code/branches/1.2.x@1254 632fc199-4ca6-4c93-a231-07263d6284db