<DA-355> refactoring. Rename class
<DA-355> fix sync methods
<DA-355> refactoring
<DA-355> rename file
<DA-355> rename class
<DA-355> split UploadRunnerBase into 2 classes
<DA-355> remove extra method
<DA-355> refactoring. format code
<DA-355> Merge branch 'unstable' into DA-355
<unstable> Merge branch 'DA-355' into unstable