New setPrefetchZoomDelta(optional<uint8_t> delta) method allow overriding
default tile prefetch setting that is defined by the Map instance. The
method can be moved to generic style specification if found to be useful
for gl-js engine.
* [core] Take max/min zoom option from style if they are set
* [core] std::move input value
* [Core] Add changelogs
* [Core] Fix clang-format reported error
* [Core] fix clang-tidy reported error
