Fixes pylint complaint:
[C0411(wrong-import-order), ]
Closes #15

Fixes pylint complaint:
[R1722(consider-using-sys-exit)
Closes #10

Fixes pylint complaint:
[E0401(import-error), ]
Closes #17

Fixes pylint complaint:
[W0106(expression-not-assigned), ]
Closes #7

It does not use any local variables.
Fixes pylint complaint:
[E0213(no-self-argument), MailCow._validate_response]
Closes #19

raise inside if makes it unnessessary
Fixes pylincomplaint:
[R1720(no-else-raise), create_cfg]
Closes #16

Fixes pylint complaint:
[W0102(dangerous-default-value), menu]
Closes #8

Fixes pylint complaint:
[W0622(redefined-builtin), build_argument]
[W0622(redefined-builtin), describeOpenApiPath]
Closes #11

Fixes pylint complaint:
[W0621(redefined-outer-name),]
Closes #21

Fixes pylint complaint:
[W0201(attribute-defined-outside-init), MailCow.getRequest]
Closes #22

Fixes pylint complaint:
C0114(missing-module-docstring)
C0116(missing-function-docstring)
Closes #9
Closes #6

### [1.0.3](1.0.2...1.0.3) (2021-02-05)

### Bug Fixes

* **__main__:** Replace expression with if case ([5daad56b](5daad56b)), closes [#7](#7)
* **config:** Remove else case from case_cfg ([b8c0042d](b8c0042d)), closes [#16](#16)
* **init:** Move response validation to utils ([2cf1346d](2cf1346d)), closes [#19](#19)
* **menu:** Update sections default value ([a7e2060e](a7e2060e)), closes [#8](#8)
* Call sys modules explicetly ([76395ac9](76395ac9)), closes [#10](#10)

### Continuous Integration

* **workflow:** skip chore releases and match source ([7ff7d1fc](7ff7d1fc))

### Styles

* Fix import order ([3a2b7f98](3a2b7f98)), closes [#15](#15)

### Code Refactoring

* **__init__:** remove obsolete self.method call ([4c978891](4c978891)), closes [#22](#22)
* **__init__:** Rename variables json ([d2ae55cc](d2ae55cc)), closes [#21](#21)
* Rename variables help and all ([8a005e20](8a005e20)), closes [#11](#11)

### Documentation

* Add docstrings ([614a2e41](614a2e41)), closes [#9](#9) [#6](#6)
* Add missing license string ([2e54d721](2e54d721))