Release/0.0.19.1 (#62)

* Feature/ss730 (#55)

* update version

* update readme

* add auth v2

* add users v2

* add balance v2

* add request put and delete with body

* add encoding utf-8

* fix  methods

* add constant user

* Feature(SS-839): Add stamp retention V3

* Feature SS-850: Se agrega clases y metodo para cancelación retenciones por xml

* Feature SS-850: Fix comments

* Feature(SS-862): Add cancelacion retencion

* Feature(SS-862): Update cancelation retention class

* modify UT to receive error codes (#61)

* modify UT to recive error codes

* delete reference disabled

* fix readme

---------

Co-authored-by: martinf12 <martin.flores@sw.com.mx>
Co-authored-by: martinfnsw <88680430+martinfnsw@users.noreply.github.com>

Merge pull request #59 from lunasoft/feature/SS-850

Feature/ss 850

Feature/ss730 (#55) (#56)

* update version

* update readme

* add auth v2

* add users v2

* add balance v2

* add request put and delete with body

* add encoding utf-8

* fix  methods

* add constant user

Merge pull request #53 from lunasoft/release/0.0.14.1

Release/0.0.14.1

Merge pull request #44 from lunasoft/release/0.0.9.1

Release/0.0.9.1

Merge pull request #41 from lunasoft/feature/Api-csd

Feature/api csd

Merge pull request #39 from lunasoft/release/0.0.6.1

Release/0.0.6.1

Merge pull request #38 from lunasoft/feature/Validate

Feature/validate

Merge pull request #36 from lunasoft/feature/regenerate_pdf

Feature/regenerate pdf

Merge pull request #34 from lunasoft/feacture/ss-169

Feacture/ss 169