port: component registration -> bot components

[joshgummersall]

Fixes the bulk of #3453

• Make service construction sync to better interop with existing services
• Move to Bot Components instead of ComponentRegistration

[coveralls]

Pull Request Test Coverage Report for Build 699365234

• 0 of 0 changed or added relevant lines in 0 files are covered.
• 27 unchanged lines in 7 files lost coverage.
• Overall coverage decreased (-0.1%) to 84.9%

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Files with Coverage Reduction	New Missed Lines	%
libraries/botbuilder-core/src/botComponent.ts	1	60.0%
libraries/botbuilder-dialogs-declarative/src/componentDeclarativeTypes.ts	1	40.0%
libraries/botbuilder-dialogs/src/memory/scopes/settingsMemoryScope.ts	1	92.86%
libraries/botbuilder-ai/src/luisComponentRegistration.ts	4	50.0%
libraries/botbuilder-ai/src/qnaMakerComponentRegistration.ts	4	50.0%
libraries/botbuilder-dialogs-declarative/src/resources/resourceExplorer.ts	6	86.98%
libraries/botbuilder-dialogs/src/memory/dialogStateManager.ts	10	95.05%

Totals
Change from base Build 698291503:	-0.1%
Covered Lines:	18876
Relevant Lines:	21167

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💛 - Coveralls