using displayvalues read boolean fields wrongly
using displayvalues read boolean fields wrongly

follows on 5c30276cd5b56ced58b216924f392fe19bbc2fcd

related to legalese-io/legalese-io.github.io/issues/82

legalese-io/legalese-google-app,legalese/legalese-google-app,legalese/legalese-google-app,legalese/legalese-google-app,legalese/legalese-google-app,legalese/legalese-google-app