This function returns a text list in result of evaluating text_expression against each of the issues in argument issues.
Argument text_expression is an expression that returns a text, where references to field values of issues in argument issues are done with a prefix ^
before field code.
e.g., ^%{00000}
is field code for Summary in each of the issues in argument issues.
textOnIssueList(issue list issues, string text_expression) #Output: text list