Refactor

Update the master branch to provide a working CI again and small changes since last merge from branch 'refactor'

ci/build_mpi.sh

@@ -13,8 +13,9 @@ mkdir -p build && cd build
 
 if [[ $? == 0 ]]; then
 
-    CC=/usr/lib64/mpi/gcc/openmpi3/bin/mpicc CXX=/usr/lib64/mpi/gcc/openmpi3/bin/mpicxx FC=/usr/lib64/mpi/gcc/openmpi3/bin/mpif90 ${CMAKE} ..
-    make VERBOSE=1 
+    #CC=/usr/lib64/mpi/gcc/openmpi3/bin/mpicc CXX=/usr/lib64/mpi/gcc/openmpi3/bin/mpicxx FC=/usr/lib64/mpi/gcc/openmpi3/bin/mpif90 ${CMAKE} ..
+    ${CMAKE} ..
+    make VERBOSE=1
 
     if [[ $? == 0 ]]; then
         create_badge "${BADGE_FILENAME}" build-mpi passed --color=green