BibMerge: `onclickSubmitButton` missing comma fix

* Fixes missing comma in `onclickSubmitButton`.  (PR #2230)

Reviewed-by: Tibor Simko <tibor.simko@cern.ch>
WebSearch: fix for record numbering in pagination

* Adds optional `nb_found` argument to `print_records` allowing for a
  different list of records to be printed and number of records found,
  when we are only printing a subset of a total number of records
  found.  (closes #1762) (PR #1763)

Signed-off-by: Nikolaos Kasioumis <nikolaos.kasioumis@cern.ch>
Reviewed-by: Tibor Simko <tibor.simko@cern.ch>
WebSubmit: link to successfully created record

* Shows link to new record if possible.  (closes #1641)

Signed-off-by: Patrick Glauner <patrick.oliver.glauner@cern.ch>
Tested-by: Tibor Simko <tibor.simko@cern.ch>
BibRank: fix of similar-to-recid result order

* Fixes order of results.  (addresses #1745) (PR #2236)

Signed-off-by: Patrick Glauner <patrick.oliver.glauner@cern.ch>
Reviewed-by: Tibor Simko <tibor.simko@cern.ch>
SolrUtils: fix of similar-to-recid result order

* Fixes order of results.  (closes #1745) (PR #2236)

Signed-off-by: Patrick Glauner <patrick.oliver.glauner@cern.ch>
Reviewed-by: Tibor Simko <tibor.simko@cern.ch>
SolrUtils: reliable regression test suite

* Makes test suite independent from PDF extraction process.
  (closes #1590)

* Simplifies test suite.

Signed-off-by: Patrick Glauner <patrick.oliver.glauner@cern.ch>