The #11526 was badly rebased just before beta1 relase and few
lines installing the providers were lost.


setup.py
"imap": [],
    "jdbc": jdbc,
    "jenkins": jenkins,
    "jira": jira,
    "microsoft.azure": azure,
    "microsoft.mssql": mssql,
    "microsoft.winrm": winrm,
    "mongo": mongo,
    "mysql": mysql,
    "odbc": odbc,
    "openfaas": [],
    "opsgenie": [],
    "oracle": oracle,
    "pagerduty": pagerduty,
    "papermill": papermill,
    "plexus": plexus,
    "postgres": postgres,
    "presto": presto,
    "qubole": qubole,
    "redis": redis,
    "salesforce": salesforce,
    "samba": samba,
    "segment": segment,
    "sendgrid": sendgrid,
    "sftp": ssh,
    "singularity": singularity,
    "slack": slack,
    "snowflake": snowflake,
    "sqlite": [],
    "ssh": ssh,