title: adding boost library to clion on MacOsX
body: <p>Hello i installed boost using comand
  brew install boost
  it installed 1.66.0 version
  I edited CMakeLists in this way</p>
  
  <pre><code> cmake_minimum_required(VERSION 3.8)
  project(fraction)
  set(CMAKE_CXX_STANDARD 11)
  
  
  set(SOURCE_FILES main.cpp source/Fraction.cpp headers/Fraction.h headers/MyStack.h unitTest.cpp)
  add_executable(fraction ${SOURCE_FILES})
  
  
  set(BOOST_ROOT "/usr/local/Cellar/boost/1.66.0")
  find_package(Boost 1.66.0)
  
  if(NOT Boost_FOUND)
      message(FATAL_ERROR "Could not find boost!")
  endif()
  </code></pre>
  
  <p>I don't have any error, in file unitTest.cpp I want to write test and I'm trying to include this </p>
  
  <pre><code>#include &lt;boost/test/unit_test.hpp&gt;
  </code></pre>
  
  <p>but I got error "Cannot find 'boost'"
  What I do wrong ?</p>