add ParseConsistency() to frame.go - convert text consistencies to their gocql constant
add ParseConsistency() to frame.go - convert text consistencies to their gocql constant

nikandfor/gocql,aai/gocql,vrischmann/gocql,revinate/gocql,CrowdSurge/gocql,matope/gocql,gocql/gocql,ChannelMeter/gocql,i/gocql,nikandfor/gocql,Zariel/gocql,CrowdSurge/gocql,znly/gocql,ChannelMeter/gocql,matope/gocql,gus/gocql,matope/gocql,adamweiner/gocql,adamweiner/gocql,nikandfor/gocql,gocql/gocql,vrischmann/gocql,mailgun/gocql,Zariel/gocql,i/gocql,adamweiner/gocql,aai/gocql,gus/gocql,znly/gocql,mailgun/gocql,revinate/gocql