Correct dependencies between targets + fix .travis.yml on OS X

Author: Roberto Di Remigio

.travis.yml

@@ -213,10 +213,11 @@ install:
       CMAKE_URL="http://www.cmake.org/files/v3.3/cmake-3.3.2-Linux-x86_64.tar.gz"
       mkdir cmake && travis_retry wget --quiet -O - ${CMAKE_URL} | tar --strip-components=1 -xz -C cmake
       export PATH=${DEPS_DIR}/cmake/bin:${PATH}
+      pip install --upgrade ${PYTHON_PACKAGES} --user `whoami`
     elif [[ "${TRAVIS_OS_NAME}" == "osx" ]]; then
       brew install cmake boost python gcc
+      pip install --upgrade ${PYTHON_PACKAGES}
     fi
-    pip install --upgrade ${PYTHON_PACKAGES} --user `whoami`
 
 before_script:
   - cd ${TRAVIS_BUILD_DIR}

doc/gfx/bi_operators.png

@@ -20,8 +20,8 @@ get_property(_pcmsolver_cxx_sources GLOBAL PROPERTY PCMSolver_CXX_SOURCES)
 get_property(_pcmsolver_c_sources GLOBAL PROPERTY PCMSolver_C_SOURCES)
 get_property(_pcmsolver_fortran_sources GLOBAL PROPERTY PCMSolver_Fortran_SOURCES)
 add_library(pcm ${_pcmsolver_cxx_sources} ${_pcmsolver_c_sources} ${_pcmsolver_fortran_sources})
+add_dependencies(pcm libgetkw)
 if(BUILD_CUSTOM_BOOST)
-   add_dependencies(pcm libgetkw)
    add_dependencies(pcm custom_boost)
 endif()
 install(TARGETS pcm ARCHIVE DESTINATION lib)