Figuring out OSX TBB location.

.travis.yml

@@ -83,6 +83,8 @@ before_install:
   
 script:
   - $CXX --version
+  - ls /usr/local/Cellar/tbb/2018_U5
+  - ls /usr/local/Cellar/tbb
   - cd lib/local/LandmarkDetector/model/patch_experts
   - wget https://www.dropbox.com/s/7na5qsjzz8yfoer/cen_patches_0.25_of.dat?dl=1
   - wget https://www.dropbox.com/s/k7bj804cyiu474t/cen_patches_0.35_of.dat?dl=1

cmake/modules/FindTBB.cmake

@@ -147,7 +147,9 @@ if(NOT TBB_FOUND)
 
   elseif(CMAKE_SYSTEM_NAME STREQUAL "Darwin")
     # OS X
-    set(TBB_DEFAULT_SEARCH_DIR "/opt/intel/tbb")
+    set(TBB_DEFAULT_SEARCH_DIR 
+		"/opt/intel/tbb"
+		"/usr/local/Cellar/tbb/")
     
     # TODO: Check to see which C++ library is being used by the compiler.
     if(NOT ${CMAKE_SYSTEM_VERSION} VERSION_LESS 13.0)