Use stronger wording for the text format order
Use stronger wording for the text format order

The Python parser already depends on it, and the Go parser will soon
(once it supports streaming parsing). So the order is a "must", not a
"should".

prometheus/docs,pdbogen/docs,chosenken/docs,Cepave/openfalcon.io,ddfreyne/prometheus-docs,open-falcon/open-falcon.github.io,chosenken/docs,pdbogen/docs,du2016/prometheus-docs,ddfreyne/prometheus-docs,ddfreyne/prometheus-docs,vic3lord/docs,Cepave/openfalcon.io,tcolgate/docs,chosenken/docs,vic3lord/docs,open-falcon/open-falcon.github.io,open-falcon/open-falcon.github.io,du2016/prometheus-docs,prometheus/docs,tcolgate/docs,ddfreyne/prometheus-docs,Cepave/openfalcon.io,prometheus/docs,pdbogen/docs,du2016/prometheus-docs,tcolgate/docs,chosenken/docs,vic3lord/docs