Add monitrc flag

add default[:monit][:disable_monitrc] attribute.
Modify README
Merge branch 'fix_centos_config_settings' of github.com:u-ichi/chef-monit into u-ichi-fix_centos_config_settings
Merge branch 'u-ichi-fix_centos_config_settings'
Fix kitchen file
Add dag repository for centos and fedora
Add config logfile param