Merge branch 'fix/Process.form_missimg_o2Identity' into 'develop'

Merge of fix/[流程管理]修复某些情况下不能重置处理人的问题 to develop

See merge request o2oa/o2oa!157

o2web/source/x_component_process_Xform/Form.js

-MWF.require(["MWF.widget.Common", "MWF.widget.Identity"], null, false);
+MWF.require(["MWF.widget.Common", "MWF.widget.Identity","MWF.widget.O2Identity"], null, false);
 MWF.xApplication.process = MWF.xApplication.process || {};
 MWF.xApplication.process.Xform = MWF.xApplication.process.Xform || {};
 MWF.xDesktop.requireApp("process.Xform", "lp." + MWF.language, null, false);