Finished GET Payrun Xero Gateway

 - Fixed combained PR
 - Finished GET All and GET by id of PayRun
 - Removed whitespaces and added EOL

 [Finished #52031009]
fixed comflict
Finished GET Payrun Xero Gateway

 - Fixed combained PR
 - Finished GET All and GET by id of PayRun
 - Removed whitespaces and added EOL

 [Finished #52031009]
fixed comflict
Fixed Conflict [#52031009]
Merge branch 'feat/pull-payrun-data-52031009' of https://github.com/Thinkei/xero_gateway into feat/pull-payrun-data-52031009

* 'feat/pull-payrun-data-52031009' of https://github.com/Thinkei/xero_gateway:
  fixed comflict
  Finished GET Payrun Xero Gateway
fixed GET PayRun by ID [Refs #52031009]
Fixed Get Payslip By ID [Refs #52031009]
Merge pull request #26 from Thinkei/feat/pull-payrun-data-52031009

Finished GET Payrun Xero Gateway