Merge branch '#1066542-E-Mail_Empfänger' into '2020.2.0'

#1066542-E-Mail_Empfänger

See merge request xrm/basic!424

entity/Email_entity/entityfields/recipient/valueProcess.js

@@ -10,7 +10,7 @@ if (vars.get("$this.value") == null)
     else if (vars.exists("$param.ContactId_param") && vars.get("$param.ContactId_param"))
         result.string(CommUtil.getStandardMail(vars.get("$param.ContactId_param")));
 }
-else if (!vars.get("$field.RECIPIENT").includes("@") && vars.get("$field.RECIPIENT") != "")
+else if (!vars.get("$this.value").includes("@") && vars.get("$this.value") != "")
     result.string(newSelect("ADDR")
                         .from("COMMUNICATION")
                         .where("COMMUNICATION.COMMUNICATIONID", vars.get("$this.value")).cell());
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