[PyQt4/f19] (9 commits) ...adapt rhel patch

[Than Ngo]

Summary of changes:

  d8aeff3... introduce webkit feature macro (*)
  e3fcb8e... fix python dep for rhel6 (*)
  5cc1287... qscintilla feature macro too (*)
  0cd3a39... update changelog (*)
  96164f6... too many %endif (*)
  dc8bd4d... +BR: chrpath (*)
  6cb72ee... avoid bootstrap issues, force qscintilla support... (*)
  1c4c609... typo, not my day (*)
  68f6cd4... adapt rhel patch (*)

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