[gnuplot/f18] (6 commits) ...- added tex(pdftex.map) and libjpeg-turbo-devel buildrequires

[pschiffe]

Summary of changes:

  15b6087... - resolves: #861849   update to 4.6.1 (*)
  8c478a2... - cleaned .spec file (*)
  2784edc... - resolves: #759964   fixed sigsegv (*)
  ed414f6... - resolves: #812225   fixed sigsegv (*)
  e59649d... - fixed requires/buildrequires (*)
  5381e2b... - added tex(pdftex.map) and libjpeg-turbo-devel buildrequir (*)

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