[#2391][#2992] Update User Guide and Clean Up Code (#2394)

Fix some minor bugs reported in the user guide and the file

Update the customizingReports.md's blurb section and remove the
debugging code left over in the `RepoBlurbMarkdownParser` file.

Author: JoanneHing

docs/ug/configFiles.md

@@ -237,6 +237,6 @@ This file allows you to specify blurbs for authors. These blurbs will be display
 * First line in section: Author's Git Host ID.
 * Second line onwards: Blurb content.
 * Delimiter: `<!--author-->`. Everything on the line after the delimiter will be ignored.
-* Sample: [author-blurbs.md(https://github.com/reposense/RepoSense/blob/master/docs/ug/author-blurbs.md)]
+* Sample: [author-blurbs.md](https://github.com/reposense/RepoSense/blob/master/docs/ug/author-blurbs.md)
 
 </div>

docs/ug/customizingReports.md

@@ -75,9 +75,16 @@ Do note that the width of the title is bound by the width of the left panel.
 
 For more information on how to use Markdown, see the [Markdown Guide](https://www.markdownguide.org/).
 
-#### Add blurbs for branches
-A blurb can be added for a repository branch by creating a file titled `blurbs.md` in the config directory. The blurbs will be visible when grouping by `Repo/Branch`. The format of the file is given below:
-{{ embed("Appendix: **Config files format**", "configFiles.md#section-blurbs") }}
+#### Add blurbs for branches or authors
+A blurb can be added for a repository or author by creating the respective blurb markdown files in the config directory.
+- For a repository:
+  - Create a file titled `repo-blurbs.md` in the config directory. The format of the file is given below:
+    {{ embed("Appendix: **Config files format**", "configFiles.md#section-repo-blurbs") }}
+  - The blurbs will be visible when grouping by `Repo/Branch`.
+- For an author:
+  - Create a file titled `author-blurbs.md` in the config directory. The format of the file is given below:
+    {{ embed("Appendix: **Config files format**", "configFiles.md#section-author-blurbs") }}
+  - The blurbs will be visible when grouping by `Author`.
 
 Specifying the config directory can be done as follows:
 {{ embed("Appendix: **CLI syntax reference → `config` flag**", "cli.md#section-config") }}

src/main/java/reposense/parser/RepoBlurbMarkdownParser.java

@@ -48,8 +48,6 @@ protected KeyRecord<String> extractKey(List<String> lines, int position) throws
 
                 url = lines.get(position++).strip();
             }
-            System.out.println("url is " + url);
-            System.out.println("position is " + position);
             new URL(url).toURI();
             return new KeyRecord<>(url, position);
         } catch (MalformedURLException | URISyntaxException ex) {