All db variables independently to dokku $APP
Typoed the config:setting
Made db linking to other app possible

code by @thoom https://github.com/Kloadut/dokku-md-plugin/pull/18
Update README.md
Added console command
fixed typos
error in mysql command let's test
mysql connect should work
password argument typo
password argument typo again
removed testing
Updated README
added dump command and fixed link when theres no  with link argument
added dokku help info and updated README
added DB-name to thedefault dumpfile
made a bit more clear echo
changed DB_PASS to DB_PASSWORD and changed original clone address
Updated README for merge
Merge pull request #19 from onnimonni/master

More ENVvars, Mysql console and linking