Rename bashdown2 function with bashdown_simple

snippy

@@ -69,7 +69,7 @@ bashdown() {
 
 # Simplified version of bashdown, use echo and bash var search and replace
 # Better handling of symbol char
-bashdown2() {
+bashdown_simple() {
   while IFS= read -r line; do
     line="$(eval "echo \"${line//\"/\\\"}\"")"
     echo "$line"
@@ -138,7 +138,7 @@ run() {
 
         # default action
         else
-            content="$( bashdown2 < "${snippets_directory}/${snippet}" )"
+            content="$( bashdown_simple < "${snippets_directory}/${snippet}" )"
         fi
 
         printf "%s" "$content" > "$tmpfile"