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##### Summary
Fixes: #5608
Add ssl connection support to MySQLService
> python-mysqlclient connection
```
:param dict ssl:
dictionary or mapping contains SSL connection parameters;
see the MySQL documentation for more details
(mysql_ssl_set()). If this is set, and the client does not
support SSL, NotSupportedError will be raised.
```
[SSL connection parameters:](https://dev.mysql.com/doc/refman/5.6/en/mysql-ssl-set.html)
- **key**: The path name of the client private key file.
- **cert**: The path name of the client public key certificate file.
- **ca**: The path name of the Certificate Authority (CA) certificate file. This option, if used, must specify the same certificate used by the server.
- **capath**: The path name of the directory that contains trusted SSL CA certificate files.
- **cipher**: The list of permitted ciphers for SSL encryption.
##### Component Name
[`collectors/python.d.plugin/python_modules/bases/FrameworkServices/MySQLService`](https://github.com/netdata/netdata/blob/master/collectors/python.d.plugin/python_modules/bases/FrameworkServices/MySQLService.py)
___
@woosley please test it
```yaml
tcp:
name : 'local'
user : 'user'
pass : 'pass'
host : 'localhost'
port : '3306'
ssl:
key: 'path/to/key'
cert: 'path/to/cet'
ca: 'path/to/ca'
```
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##### Summary
Fix: #4756
`python.d.plugin` updates:
* remove `retries` option
* make `penalty` configurable (enabled by default, max is 10 minutes)
> penalty indicates whether to apply penalty to update_every in case of failures.
> Penalty will increase every 5 failed updates in a row. Maximum penalty is 10 minutes.
> penalty: yes
##### Component Name
`python.d.plugin`
##### Additional Information
* fix make dist; fixes#4400
* added daemon dir
* fix edit-config in dist
* removed config.h from file dependencies
* do not attempt to detect stock files on vanilla installations
* add missing files to dist
* another fix for missing dist files
* modular plugins are now self-configured for automake
* updated lgtm
* fix cncf urls
