Tranyi/blazer @ 030a0bf581378ae262ab4d4e81d7ed41b728493f

Andrew Kane 030a0bf581 Fixed BLAZER_DATABASE_URL required error - closes #62		10 lat temu
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assets	ff4639822c Updated chartjs	10 lat temu
controllers	030a0bf581 Fixed BLAZER_DATABASE_URL required error - closes #62	10 lat temu
helpers	f125c33b5c Chart null columns	10 lat temu
mailers	fc0c26c142 Added support for multiple data sources	10 lat temu
models	dbb9052526 Fixed error with Rails 4.1 and below - closes #60	10 lat temu
views	9637744c5f Added support for Rails 5	10 lat temu