turned some links into buttons

and got rid of some old hover= and hover() stuff that's no longer needed
many boost stats, PP price, heresy

Precise Placement price hadn't been configured
chromatic heresy boost to allow colour, also special css classes on some
boosts to choose colour. CSS not added for this yet.
colours!

just reds and blues ATM, for toggle and alert
Merge remote-tracking branch 'origin/master' into gh-pages