Show nick if time difference between messages is 1min+
Revert "Show nick if time difference between messages is 1min+"

This reverts commit 3c4887776ecacb4cf6cb6e1fd61223aecbdc3ea0.
Show nick if time difference between messages is 1min+
Add comment to time_difference
Merge pull request #312 from happytodesign/development

Show nick if time difference between messages is 1min+