[R-sig-ME] Discussion of convergence warnings in lme4

[Ben Bolker]

   Because I am a glutton for punishment, and because I value the input 
of this community, I invite constructive discussion on the value (or 
lack thereof) of convergence warnings in lme4 here:

https://github.com/lme4/lme4/issues/783''

   cheers
    Ben Bolker