valotrading/stirling — pull request #70 by jvirtanen (2012-10-16 08:57:41+00:00)
Title: Add TOP 1.2.0 halt status 'Q = Quote Only'

Although the value `Q` is not specified in TOP 1.2.0, such a value is seen in historical market data files and is specified for PITCH 1.12.0 as 'Quote Only'.