[uhd/f20] (7 commits) ...Merge remote-tracking branch 'origin/master' into f21

[Jaroslav Škarvada]

Summary of changes:

  e20ffc4... Rebuild for boost 1.55.0 (*)
  501267a... - Rebuilt for https://fedoraproject.org/wiki/Fedora_21_Mass (*)
  e4c6258... Added workaround for build failure on RHEL-7 (*)
  d8aacc9... - Rebuilt for https://fedoraproject.org/wiki/Fedora_21_22_M (*)
  403c931... - Rebuilt for https://fedoraproject.org/wiki/Fedora_21_22_M (*)
  b6f7066... Migrated udev rule to dynamic ACL management (*)
  9b20437... Merge remote-tracking branch 'origin/master' into f21 (*)

(*) This commit already existed in another branch; no separate mail sent