Import ASCII one row header line with special format

Version: 2018

Type: Features

Category: Data Handling

Subcategory: ASCII Importing

Jira: ORG-16802

Change the Extract Long Name and Units from Same Line node to Composite Header Line No. node, when this node is check, we show the Composite Pattern node for specify the composite pattern of Long Name, Unit andComment, if it is <auto>, it will works as the old way.