APIs exposed for data grooming, dupe tool & reindexing

APIs exposed for data grooming, dupe tool & reindexing

- Exposed all APIs under /script
- For data grooming URI is - /script/grooming(POST)
- For checking if data grooming summary report is available URI is /script/grooming/files/present(GET)
- For fetching data grooming summary URI is /script/grooming/summary/latest(GET)
- For running DupeTool URI is - /script/dupes(POST)
- For fetching list of Indexes URI is - /script/indexes(GET)
- For running reindexing URI is - /script/reindex(POST)

Issue-ID: AAI-4215
Change-Id: Id1890a28b97b59362bb674875521572d899ac93d
Signed-off-by: aditi.shukla@t-systems.com <aditi.shukla@t-systems.com>