show issue title for linked issues (#52)

diff --git a/migration/src/jira2github_import.py b/migration/src/jira2github_import.py
index 3dc644b..3e9e832 100644
--- a/migration/src/jira2github_import.py
+++ b/migration/src/jira2github_import.py
@@ -71,12 +71,12 @@
         # embed github issue number next to linked issue keys
         linked_issues_list_items = []
         for jira_key in linked_issues:
-            linked_issues_list_items.append(f"[{jira_key}]({jira_issue_url(jira_key)})")
+            linked_issues_list_items.append(f"- [{jira_key}]({jira_issue_url(jira_key)})\n")
         
         # embed github issue number next to sub task keys
         subtasks_list_items = []
         for jira_key in subtasks:
-            subtasks_list_items.append(f"[{jira_key}]({jira_issue_url(jira_key)})")
+            subtasks_list_items.append(f"- [{jira_key}]({jira_issue_url(jira_key)})\n")
 
         created_datetime = dateutil.parser.parse(created)
         updated_datetime = dateutil.parser.parse(updated)
@@ -109,10 +109,10 @@
             body += f'\nAttachments: {", ".join(attachment_list_items)}'
 
         if len(linked_issues_list_items) > 0:
-            body += f'\nLinked issues: {", ".join(linked_issues_list_items)}'
+            body += f'\nLinked issues:\n {"".join(linked_issues_list_items)}'
 
         if len(subtasks_list_items) > 0:
-            body += f'\nSub-tasks: {", ".join(subtasks_list_items)}'
+            body += f'\nSub-tasks:\n {"".join(subtasks_list_items)}'
 
         if len(pull_requests) > 0:
             body += f'\nPull requests: {", ".join([str(x) for x in pull_requests])}'
diff --git a/migration/src/jira_util.py b/migration/src/jira_util.py
index 850b440..cc0c701 100644
--- a/migration/src/jira_util.py
+++ b/migration/src/jira_util.py
@@ -239,7 +239,6 @@
         gh_number = issue_id_map.get(m.group(2))
         if gh_number:
             res = f"{m.group(1)}#{gh_number}{m.group(3)}"
-            # print(res)
         return res
     
     def repl_paren(m: re.Match):
@@ -247,7 +246,6 @@
         gh_number = issue_id_map.get(m.group(2))
         if gh_number:
             res = f"{m.group(1)}#{gh_number}{m.group(3)}"
-            # print(res)
         return res
 
     def repl_bracket(m: re.Match):
@@ -255,7 +253,6 @@
         gh_number = issue_id_map.get(m.group(2))
         if gh_number:
             res = f"#{gh_number}"
-            # print(res)
         return res
     
     def repl_md_link(m: re.Match):
@@ -263,7 +260,7 @@
         gh_number = issue_id_map.get(m.group(1))
         if gh_number:
             res = f"{m.group(0)} (#{gh_number})"
-            print(res)
+            # print(res)
         return res
 
     text = re.sub(r"(\s)(LUCENE-\d+)([\s,\?\!\.])", repl_simple, text)