Small update to http client configuration

Merge pull request #61 from ActiveCampaign/http-client-updates

Http client updates

Add data removal endpoints

1.11.0

update test

Small improvements to http client

• updated default HTTP client connection settings
• adjusted HTTP client library package used

updated HTTP client

fixed data requests issue with unicode characters

updated error handling to provide HTTP status codes

1.10.1

updated version

Update http client

switched underlying HTTP client from Jersey to Apache HTTP client

Code cleanup

• code cleanup for http client
• updated tika to 2.7.0, jersey client to 2.3.9

Code cleanup

1.9.11

update version

Updated endpoints models

• updated data models to latest version for stats and webhooks
• updated jackson to version 2.14.1
• updated default http timeout value

Maven artifacts relocation to new groupid

relocated new group id based on maven documentaion