filebench-1.4.9.1-bp151.2.15

- Update to version 1.4.9.1+git.20200220:
  * Fix issue #138
  * check fs_readonly flag in fileset_alloc_file
  * Update procflow.c
  * wifcontinued
  * Fix filebench build on FreeBSD
  * fix off-by-one error in shm_bitmap
  * Removing obsolute attributes from oltp.f workload
  * Fixing netsfs.f workload
  * Perform complete random variable initialization
- Drop no longer needed:
  * make-dofile-global.patch

- Small packaging cleanup

- Update project and download url

- Fix building on some architectures:
  * make-dofile-global.patch
- Add manpage

- Tiny spec-file cleanup

- use standard macro and fix build failure on SLE11 SP2

- removed %clean
- .spec cleanup

- Initial packaging of filebench