MKL_ROOT -> MKLROOT
(cherry picked from commit  58a8dbe )

(cherry picked from commit  89c12b9 )

(cherry picked from commit  542c074 )

(cherry picked from commit  0467194 )

- Fixed requires list
- Minor fixes to CPackConfig
(cherry picked from commit  1e5f746 )

- Now installing AF libs to `lib64` instead of `lib`.
- Installing dependencies to the same location as AF libs -
  $AF_INSTALL_LIB_DIR (lib64).
(cherry picked from commit  eb35ecb )

(cherry picked from commit  e6bbbcf )

(cherry picked from commit  1015a52 )