len of bytes and utf8 vary sometimes, correct this
len of bytes and utf8 vary sometimes, correct this

CenterForOpenScience/waterbutler,icereval/waterbutler,Ghalko/waterbutler,TomBaxter/waterbutler,Johnetordoff/waterbutler,hmoco/waterbutler,rdhyee/waterbutler,RCOSDP/waterbutler,kwierman/waterbutler,felliott/waterbutler,cosenal/waterbutler,chrisseto/waterbutler,rafaeldelucena/waterbutler