Fix Dialyzer warning
Fix Dialyzer warning

bsmr-erlang/rebar,zugolosian/rebar3,lrascao/rebar,fauxsoup/rebar3,lpgauth/rebar,djnym/rebar3,GabrielNicolasAvellaneda/rebar,scatterbrain/rebar,project-fifo/rebar3,kellymclaughlin/rebar3,erlang/rebar3,beni55/rebar,heroku/rebar,evnix/rebar,K2InformaticsGmbH/rebar,paulo-ferraz-oliveira/rebar,norton/rebar,zugolosian/rebar3,csyangchen/rebar,deadok22/rebar,shkumagai/rebar,K2InformaticsGmbH/rebar,lpgauth/rebar,shkumagai/rebar,apache/couchdb-rebar,apache/couchdb-rebar,fabiankrol/rebar3,fabiankrol/rebar3,rebar/rebar,lrascao/rebar,benoitc/rebar3,rebar/rebar,walrusVision/rebar3,K2InformaticsGmbH/rebar,cloudant/couchdb-rebar,GabrielNicolasAvellaneda/rebar,benoitc/rebar3,processone/rebar3,GabrielNicolasAvellaneda/rebar,dcarastan/rebar,macintux/rebar,K2InformaticsGmbH/rebar,bsmr-erlang/rebar,jacktang/rebar,lrascao/rebar3,oubiwann/rebar,norton/rebar,ferd/rebar3,saleyn/rebar3,cloudant/couchdb-rebar,platinumthinker/rebar,basho/rebar,surik/rebar3,jacktang/rebar,bsmr-erlang/rebar,syl20bnr/rebar,fishcakez/rebar3,tsloughter/rebar3,matwey/rebar,lrascao/rebar,choptastic/rebar,shkumagai/rebar,wcy123/rebar,bsmr-erlang/rebar,choptastic/rebar,CMoH/rebar,oubiwann/rebar,platinumthinker/rebar,syl20bnr/rebar,deadok22/rebar,beni55/rebar-1,matwey/rebar,RubberCthulhu/rebar,scatterbrain/rebar,wcy123/rebar,syl20bnr/rebar,evnix/rebar,sile/rebar3,CMoH/rebar,SiDen/rebar,paulo-ferraz-oliveira/rebar,thomasbhatia/rebar,RubberCthulhu/rebar,jacktang/rebar,rebar/rebar3,K2InformaticsGmbH/rebar,apache/couchdb-rebar,evnix/rebar,CMoH/rebar,beni55/rebar,beni55/rebar-1,SiDen/rebar,linearregression/rebar3,blt/rebar3,norton/rebar3,project-fifo/rebar3,norton/rebar,lpgauth/rebar,vladdu/rebar3,rebar/rebar3,thomasbhatia/rebar,scatterbrain/rebar,fauxsoup/rebar3,macintux/rebar,dcarastan/rebar,thomasbhatia/rebar,jbalint/rebar3,linearregression/rebar3,lrascao/rebar,matwey/rebar,oubiwann/rebar,heroku/rebar,norton/rebar,macintux/rebar,sile/rebar3,SiDen/rebar,cloudant/couchdb-rebar,lrascao/rebar,choptastic/rebar,csyangchen/rebar,walrusVision/rebar3,jbalint/rebar3,csyangchen/rebar,paulo-ferraz-oliveira/rebar,matwey/rebar,processone/rebar3,basho/rebar,matwey/rebar,rebar/rebar,dcarastan/rebar,blt/rebar3,surik/rebar3,beni55/rebar,platinumthinker/rebar