update timestamps to be only in browser's local time
invalidate tx with multiple outputs to exodus

if a transaction does not originate from exodus, do not
allow multiple outputs to exodus

example:
https://masterchain.info/simplesend.html?tx=f1a0f43f10c3af7eff7b998ef0eb82f0eb82698f3752b27486e5537895207d51
has 2 outputs of 5460 satoshi to exodus
add fix
Merge branch 'master' of https://github.com/grazcoin/mastercoin-tools into Merge-Graz-3-20

Conflicts:
	www/btcpayment.html
	www/exodus.html
	www/sellaccept.html
	www/selloffer.html
	www/simplesend.html