安装篇
配置couchdb源：
vi /etc/yum.repos.d/bintray-apache-couchdb-rpm.repo
[bintray--apache-couchdb-rpm] name=bintray--apache-couchdb-rpm baseurl=http://apache.bintray.com/couchdb-rpm/el$releasever/$basearch/ gpgcheck=0 repo_gpgcheck=0 enabled=1安装依赖包：
yum -y install vim
yum -y install epel-release && yum install couchdb -y
yum -y install autoconf autoconf-archive automake curl-devel erlang-asn1 erlang-erts erlang-eunit gcc-c++ erlang-os_mon erlang-x
merl erlang-erl_interface help2man js-devel-1.8.5 libicu-devel libtool perl-Test-Harness
yum install erlang-reltool -y