Update version to 7.16.0

[kkdai]

Update version to 7.16.0 - Support automatic opening and closing of the rich menu when tapping a rich menu.

[codecov-commenter]

Codecov Report

Merging #315 (8024623) into master (f5a97c8) will not change coverage.
The diff coverage is n/a.

❗ Current head 8024623 differs from pull request most recent head 6380f98. Consider uploading reports for the commit 6380f98 to get more accurate results

@@           Coverage Diff           @@
##           master     #315   +/-   ##
=======================================
  Coverage   79.01%   79.01%           
=======================================
  Files          38       38           
  Lines        3412     3412           
=======================================
  Hits         2696     2696           
  Misses        548      548           
  Partials      168      168           

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