[mingw32-boost/f15] (7 commits) ...Merge remote-tracking branch 'origin/master' into f15

[sailer]

Summary of changes:

  36af12f... Own the _mingw32_datadir/cmake/boost/ directory (*)
  156f348... update to 1.46.1 (*)
  031fb32... remove old patches (*)
  d30f8e4... fix source naming (*)
  3aa1ed5... macros for boost and gcc version (*)
  e33dd7a... Rebuilt for mingw32-gcc 4.6 (*)
  d32dcee... Merge remote-tracking branch 'origin/master' into f15

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