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.. WARNING::
Version 1.5.3 changes, read below.
- Fixed 50 (partly remaining bug in v 1.5.2) - 1st record addition fixed for "Doesn't work for dynamically added forms in inline admins"
- updated easy_select js to fail case when easy-select2.js[line65]($(e.target).find('div.field-easy-select2:not([id*="__prefix__"])')) is not able to find elements while in DomNodeInserted corresponding to other node insertion than select2 widgets.