Implement syntax highlighting and indentation for code blocks.

[mike-holbrook-bc]

Code blocks can have syntax highlighting implemented by adding the appropriate language to the right of the backticks beginning the code block. Additionally, indentation can be applied by inserting a > symbol and a space before the backticks and on all lines inside the code block.
E.g.

> ```http
> <http request/response data>
>
> ```

Without highlighting and indentation:

With highlighting and indentation:

This should be used on all code blocks within templates as it increases the readability of the overall report.