Add version 1.2.4 and 1.3.1 to the version table
Docs: Update query-string-syntax.asciidoc

Closes #6253
[DOCS] move all coming tags to added in master
Update named-queries-and-filters.asciidoc
[doc] Correct decay function equations in function_score description

Impact of decay and scale was missing from the equations.

Closes #6983
Fielddata: Fix the ordinals impl for sparse fields.

Caused by #6908
[DOCS] Fix nested root object indexing documentation

Types can no longer be specified when indexing, see:
https://github.com/elasticsearch/elasticsearch/pull/4552