added missing implementation for Queue
added missing implementation for Queue

googlearchive/quiver_strings,QuiverDart/quiver_mirrors,yjbanov/quiver_hashcode,googlearchive/quiver_pattern,QuiverDart/quiver_iterables,googlearchive/quiver_collection,QuiverDart/quiver_iterables,QuiverDart/quiver_collection,googlearchive/quiver_cache,kevmoo/quiver-dart,trinarytree/quiver-dart,QuiverDart/quiver_cache,QuiverDart/quiver_optional,googlearchive/quiver_strings,matgray/quiver_iterables,yjbanov/quiver_async,googlearchive/quiver_pattern,googlearchive/quiver_hashcode,matgray/quiver_iterables,jtmcdole/quiver-dart,kevmoo/quiver-dart,google/quiver-dart,QuiverDart/quiver_time,googlearchive/quiver_iterables,QuiverDart/quiver_strings,QuiverDart/quiver_strings,cbracken/quiver-dart,QuiverDart/quiver_hashcode,QuiverDart/quiver_collection,googlearchive/quiver_mirrors,QuiverDart/quiver_async,yjbanov/quiver_async,googlearchive/quiver_mirrors,googlearchive/quiver_optional,QuiverDart/quiver_pattern,googlearchive/quiver_io,googlearchive/quiver_hashcode,willyp564/quiver-dart,googlearchive/quiver_time,googlearchive/quiver_cache,trinarytree/quiver-dart,QuiverDart/quiver_time,googlearchive/quiver_check,QuiverDart/quiver_cache,cbracken/quiver-dart,googlearchive/quiver_check,googlearchive/quiver_async,EmmanuelOga/quiver-dart,googlearchive/quiver_iterables,QuiverDart/quiver_io,QuiverDart/quiver_mirrors,EmmanuelOga/quiver-dart,QuiverDart/quiver_optional,googlearchive/quiver_time,googlearchive/quiver_async,googlearchive/quiver_collection,QuiverDart/quiver_async,alechenninger/quiver-dart,QuiverDart/quiver_check,QuiverDart/quiver_hashcode,alechenninger/quiver-dart,willyp564/quiver-dart,QuiverDart/quiver_io,yjbanov/quiver_hashcode,QuiverDart/quiver_check,googlearchive/quiver_optional,jtmcdole/quiver-dart,googlearchive/quiver_io,QuiverDart/quiver_pattern