message: antlr installation err message cleanup
diff: @@ -15,9 +15,10 @@ else()
  find_jar(_ANTLR_JAR_LOCATION_${antlr_jar} "${antlr_jar}"
  PATHS "/usr/share/java/${antlr_jar}.jar")
  set(_ANTLR_JAR_LOCATION ${_ANTLR_JAR_LOCATION_${antlr_jar}})
  - MESSAGE(STATUS "using ${antlr_jar} found in ${_ANTLR_JAR_LOCATION}")
  if (NOT _ANTLR_JAR_LOCATION)
  - MESSAGE(FATAL_ERROR "Can not find ${antlr_jar} jar file from ANTLR installation")
  + MESSAGE(FATAL_ERROR "ANTLR: Can not find ${antlr_jar} jar from ANTLR installation")
  + else()
  + MESSAGE(STATUS "ANTLR: using ${antlr_jar} jar found in ${_ANTLR_JAR_LOCATION}")
  endif()
  if(ANTLR_CLASSPATH)
  set(ANTLR_CLASSPATH "${ANTLR_CLASSPATH}:${_ANTLR_JAR_LOCATION}")
  