update changelog parser

changelog_info_retriever

@@ -3,17 +3,14 @@
 function parse() {
     version=$1
 
-  read -r
+    while IFS= read -r line && [ -z "`echo $line | grep -e "^#\+ $version"`" ]
-  while [ -z "`echo $REPLY | grep -e "^#\+ $version"`" ]
     do
-      read -r
+        : # do nothing
     done
 
-  read -r
+    while IFS= read -r line && [ -z "`echo $line | grep -e "^#\+"`" ]
-  while [ -z "`echo $REPLY | grep -e "^#\+"`" ]
     do
-      echo "$REPLY"
+        echo "$line"
-      read -r
     done
 }
 
@@ -25,5 +22,3 @@ if [ -n "$file" ]; then
 else
   parse $version
 fi
-
-