Background syncing of Client,Group,Center,Loan Repayment,Savings Repayment Payloads Using android job by evernote

**Summary:** 
Currently, we are manually syncing the Payloads stored in Database to server. We will be using Android Jobs to do the same task which will sync the Payloads when the Application is Online without any human intervention.

[Android Jobs by Evernote:](https://github.com/evernote/android-job) 