v1.0.0-opensrp-rc4

What's Changed

• Use action parameters in RulesEngine by @ellykits in #2724
• Background worker related resource closure by @Rkareko in #2717
• Show sync dialog until first time sync completes successfully by @ellykits in #2737
• Add check for empty careplan tasks by @Rkareko in #2739
• Add an else statement for when the Task is null by @dubdabasoduba in #2741
• Add a combineList service method, upgrade the versionCode and cosmetic fix by @dubdabasoduba in commit

Full Changelog: v1.0.0-opensrp-rc3...v1.0.0-opensrp-rc4