Install Eigen
Raise exception if unsupported mix strategy name specified
Merge pull request #609 from jubatus/install-core-third-party

Install Eigen
Specify default value in command line parser
merge
Merge branch 'develop' of github.com:jubatus/jubatus into rimms-raise_if_invalid_mix_strategy
fix #619 deleting join option from jubactl and jubavisor
disabling mix if parameter 0 is given
Merge pull request #622 from jubatus/feature/remove_join_from_server_argv

fix #619 deleting join option from jubactl and jubavisor
push_mixer should be disabled too
invalid inteval_sec and interval_count should be alerted
Merge pull request #623 from jubatus/feature/disabling_mix

Disabling mix if parameter 0 is given
recover lost chagnes in 41f4d9a; refs #611
Use const reference
Merge branch 'develop' of https://github.com/jubatus/jubatus into improve_get_status
Not use boolalpha in use_cht
Move initialization position of start_time
Use int precision in uptime
Set empty value instead of /dev/stderr in logdir