updated user-agent

web_site_monitor

@@ -376,7 +376,7 @@ ${BIN_WGET} --recursive \
             --timeout=10 \
             --execute robots=off \
             --directory-prefix=${DIRECTORY} \
-            --user-agent='Mozilla/5.0 (Windows NT 6.1; WOW64; rv:40.0) Gecko/20100101 Firefox/40.1' \
+            --user-agent='Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:63.0) Gecko/20100101 Firefox/63.0' \
             ${WGET_OUTPUT} \
             "${URL}" 2>&1 | ${BIN_TEE} -a "${WGET_LOGFILE}"
 
@@ -456,9 +456,9 @@ if [ -n "${REGEXP}" ] ; then
 	${ECHO_FUNC} "Processing text search...\n\n"
 
   readonly HITS="$( ${BIN_GREP} --recursive \
-		                            --files-with-matches \
-														    ${GREP_MODE} "${REGEXP}" \
-									              "${DIRECTORY}/${SUBDIR}" )"
+                                --files-with-matches \
+                                ${GREP_MODE} "${REGEXP}" \
+                                "${DIRECTORY}/${SUBDIR}" )"
 	
   if [ -n "${HITS}" ] ; then
 	  OLDIFS=$IFS