Fixed issue of extra-spaces and missing link 

Completed with:

- [x] Un-necessary empty space in Emails.
- [x] Link for new post and comment in user email notification.  
       
Can you please review the code changes? and let me know if any further modifications are required.

Thanks.
Align the parameters of a method call if they span more than one line.<br>Redundant curly braces around a hash parameter.