Add properties to render for back-office searcher view

[Hendy]

SearcherName
Type: Look or Examine

is Look indexing in use ? (it might be configured to not 'hook' into an Examine index)

is Name indexer in use ?
is Date indexer in use ?
is Text indexer in use ?
is Tag indexer in use ?
is Location indexer in use ?

*Documents in index:
*Fields in index:

*LuceneIndexFolder :
*Indexing Analyzer in use:

*Has deletions ?
*Optimized ?

*see Examine dashboard