Initial commit to query and display indicator values

Calculates the following (on a per-day basis):
Total # messages sent by PoC:
sum of archiveQueue.totalTransactions + errorQueue.totalTransactions +
processingQueue.totalTransactions

Total # messages received by HIM:
calculated as # of transactions in transactions_log on specified date.

Values displayed in a simple table for now, and can be filtered by
location(site).