Expose frequency data in html #3

Currently, data gets pulled out of local postgres DB into a console.log in server.js.
"listening on port 3000
[ { timestamp: '0x5a626c7e',
totalTransactions: '189',
contractFreq: '0' },
{ timestamp: '0x5a626c83',
totalTransactions: '195',
contractFreq: '0' },
{ timestamp: '0x5a627783',
totalTransactions: '152',
contractFreq: '0' } ]"

We need to get this data into html