Revert "[sync] 1.0.3"

This reverts commit 0be8411890c16b0b22449806379c34ef82081410.
Revert "Fix bug: initial config null error"

This reverts commit fd099c7b0b560a05e02f83018f3718d9d988f9aa.
Revert "[sync] 1.0.2"

This reverts commit 064d2d2b97e623129d3736c6548e24d63cbcab2a.
Revert "Sync manually"

This reverts commit 389c08003d8bdc0d98e257b8d0e486a253da063e.
Revert "Sync first"

This reverts commit c9a65939d4a8b38c313c6d6b84cd1b53433c17b6.
Revert "Add setting interface for sync-multi-devices"

This reverts commit 14d087cb8a694a026cf4ee9fac73c7ae9c56b50a.
Revert "Add sync module"

This reverts commit 9cc6349b85f407168219bd06cf808affa2ea5219.