Hide most buttons, remove yMax inheritance from html, try to move buttons to the right
Add graph evolution lightbox view, remove all other buttons

Remove all buttons over graphs, leave only 2:
- show extended graph
- show graph evolution (new)

Graph evolution simply shows the same target for specific times on "from" param
* -6 hours
* -1 day
* -1 week
* -1 month
* -1 year

Removed no longer used code from dashboard.html and cleaned up indentation mess
PLEASE DON'T USE TABS!!!