GitLab

Adjusted image to new infrastructure

See merge request !18

Changed registry server name to environment variable

Closes #1

See merge request !17

This fixes #1

Changed README.md to point to new location of documentation

See merge request !16

Corrected gitlab-ci.yml to deploy on master

See merge request !15

Adjusted project to new infrastructure

See merge request !14

Made getter and setter of abstract classes final

Changed package name of OffsetDateTimeAdapter

(cherry picked from commit e873b7d8)

- Added tests for query string in request

- Added class for headers based on name-value pair
- Added class for query String based on name-value pair
- Added headers to request
- Added tests for headers in request

- made the method names more concise
- changed creating of parent
- unified the parameter lists