Elastica 5.3.0

Backward Compatibility Breaks

• Removed Query\NumericRange, use Query\Range instead #1334

Bugfixes

• Send the scroll_id inside a json body instead of plain text #1325

Added

• Added getNumberOfReplicas() for index settings PR#1324
• Added getNumberOfShards() for index settings PR#1321
• Added \Elastica\Query\Span* for proximity searches #304