New upstream release
    
    - Removed the no-pprof patch, as jemalloc now comes with its own prof variant
    - Removed atomic.h patch for armv5tel. jemalloc now provides a specific
      variant for armv5tel
    - Added a patch from upstream for errnous bitshift by negative amounts on pagesize >8KiB
    - Added -lrt to LDFLAGS for rhel<7