Fix the regressing fuckups & layout mess 

* [x] Semantic Table Headers
* [x] Optimized Gravatar image-size
* [x] Reverted nick-below-the-pic
* [x] Removed *le-wild* stylings off the CSS
* [x] Semantic header (main header should be H1)
* [x] Center-aligned horizontally-asymmetrical elements
* [x] Small pet-peeves infestation