updating path variables to include  for csh terminals, .fish terminals are excluded, because nobody loves them
updating path variables to include  for csh terminals, .fish terminals are excluded, because nobody loves them

ARMmbed/yotta_osx_installer,ARMmbed/yotta_osx_installer,ARMmbed/yotta_osx_installer,ARMmbed/yotta_osx_installer,ARMmbed/yotta_osx_installer,ARMmbed/yotta_osx_installer