Vote based experience

--Misc--
[+] defined vote XP equation as: [V = L^1.25 * 10] where L is player
level
[+] changed code styling slightly (jQuery style brackets for
conditionals)

--background--
[+] implemented voteClicked function

--content--
[+] handle experience messages

--RQutilities--
[+] defined VOTE_EXPERIENCE
[+] changed timing data structure to be based on links clicked in
relation to level rather than on time
[+] created VotesRequiredForExp function

--CSS--
[+] changed coin to be smaller until :hover
[+] increased opacity
.