Initial commit
Upload slides and docs
Merge branch 'master' of github.com:xiejunyi/CBDesignDoc
MB-9717: Add design doc for XDCR restart during topology change
MB-9717: Add design doc for XDCR restart during topology change
Merge branch 'master' of github.com:xiejunyi/CBDesignDoc

Conflicts:
	xdcr-vb-migration.md
Add background
Add background
Merge branch 'master' of github.com:xiejunyi/CBDesignDoc

Conflicts:
	xdcr-vb-migration.md
Add optimization section
add using remote checkpoint file optimization
Merge branch 'master' of github.com:couchbaselabs/cbupr into cblabs
Add xdcr-vb-migration optimization design doc