BUG: WM_PROJECT_SITE was not cleaned from PATH

etc/bashrc

@@ -101,7 +101,7 @@ export FOAM_SIGFPE=
 # The old dirs to be cleaned from the various environment variables
 # - remove anything under top-level directory.
 # NB: the WM_PROJECT_INST_DIR might not be identical between versions
-foamOldDirs="$FOAM_INST_DIR $HOME/$WM_PROJECT/$USER"
+foamOldDirs="$FOAM_INST_DIR $WM_PROJECT_SITE $HOME/$WM_PROJECT/$USER"
 if [ "$WM_PROJECT_INST_DIR" != "$FOAM_INST_DIR" ]
 then
     foamOldDirs="$WM_PROJECT_INST_DIR $foamOldDirs"

etc/cshrc

@@ -107,6 +107,9 @@ if ( $?WM_PROJECT_INST_DIR ) then
         set foamOldDirs="$WM_PROJECT_INST_DIR $foamOldDirs"
     endif
 endif
+if ( $?WM_PROJECT_SITE ) then
+    set foamOldDirs="$WM_PROJECT_SITE $foamOldDirs"
+endif
 
 
 # Location of installation