Add readme for mysql cookbook
Add readme for mysql cookbook

pyama86/mysql,juliandunn/mysql,broadinstitute/mysql,martinb3-cookbooks/mysql,acoulton/mysql,manastech/mysql,edmunds-chef/mysql,mrb/mysql,dwashko/chef-mysql,joseaomedes/mysql,dwashko/chef-mysql,gollub/mysql,rcbops-cookbooks/mysql,broadinstitute/mysql,hmuronaka/mysql,storozhilov/mariadb-enterprise,geleman/mysql,neclimdul/chef-mariadb,Krzana/mysql,cookbooks/nd-chef-opscode-mysql,mattray/mysql,manastech/mysql,WeAreCloudar/mysql,torchlight-dev/mysql,umegaya/mysql,OSLL/mariadb-cookbooks,umegaya/mysql,chef-cookbooks/mysql,ffuenf/mysql,martinb3-cookbooks/mysql,GannettDigital/chef-mysql,Amakata/mysql,chef-cookbooks/mysql,gollub/mysql,juliandunn/mysql,WeAreCloudar/mysql,hmuronaka/mysql,mattray/mysql,gh2k/mysql,neclimdul/chef-mariadb,cookbooks/oc-mysql,nkadel-skyhook/nkadel-mysql-cookbook,krinkin/mariadb,storozhilov/mariadb-enterprise,coletivoEITA/mysql-cookbook,bluespurs/mysql,ffuenf/mysql,OSLL/mariadb-cookbooks,geleman/mysql,torchlight-dev/mysql,torchlight-dev/mysql,pyama86/mysql,gh2k/mysql,damiendurant/mysql,zuazo-forks/chef-cookbooks-mysql,edmunds-chef/mysql,dwashko/chef-mysql,neclimdul/chef-mariadb,shopping-adventure/chef_mysql,joseaomedes/mysql,zuazo-forks/chef-cookbooks-mysql,coletivoEITA/mysql-cookbook,krinkin/mariadb,Amakata/mysql,geleman/mysql,GannettDigital/chef-mysql,Pardot/mysql,PLOS/mysql,acoulton/mysql,WeAreCloudar/mysql,gh2k/mysql,mrb/mysql,hmuronaka/mysql,OSLL/mariadb-cookbooks,joerocklin/chef-mariadb,edclements/chef-mysql,mrb/mysql,damiendurant/mysql,krinkin/mariadb,GannettDigital/chef-mysql,Krzana/mysql,joseaomedes/mysql,zuazo-forks/chef-cookbooks-mysql,pyama86/mysql,edmunds-chef/mysql,paulczar/cookbook-mariadb,bluespurs/mysql,damiendurant/mysql,ffuenf/mysql,bluespurs/mysql,martinb3-cookbooks/mysql,juliandunn/mysql,nkadel-skyhook/nkadel-mysql-cookbook,cookbooks/hw-mysql,shopping-adventure/chef_mysql,cookbooks/mc-mysql,gollub/mysql,acoulton/mysql,umegaya/mysql,PLOS/mysql,joerocklin/chef-mariadb,coletivoEITA/mysql-cookbook,paulczar/cookbook-mariadb,Amakata/mysql,storozhilov/mariadb-enterprise,nkadel-skyhook/nkadel-mysql-cookbook,mattray/mysql,PLOS/mysql,Krzana/mysql,chef-cookbooks/mysql