public String managerTypeName(HasAlias doc) {
        return typeName(doc) + MANAGER_SUFFIX;
    }
Returns the alias of the specified document as a java type but with the
keyword 'Manager' appended to it.
<p>
Example:
<ul>
     <li>{@code EmployeesSchemaManager}
     <li>{@code UserTableManager}
     <li>{@code FirstnameManager}
</ul>

@param doc  the document to retrieve the alias from
@return     the document alias as a manager type
generator-parent/generator-translator/src/main/java/com/speedment/generator/translator/TranslatorSupport.java