Complete issue #123

- Port fixed to the Issue couchbase/couchbase-lite-android#103
Fix StopRemoteRequests

Remove copying requests to a new list as the requests object is alrady locked
Improve Stopped() log messages

- Move 'STOPPED' message to the end of the method.
- Add 'Stopped() called' to the beginnign of the method
Complete issue #123

- Port fixed to the Issue couchbase/couchbase-lite-android#103
Fix StopRemoteRequests

Remove copying requests to a new list as the requests object is alrady locked
Rebase and fix conflicts
Fix log statements and complication errors.
Merge pull request #141 from couchbaselabs/issue-123

Complete issue #123