Applicable to all versions of OneCNCXR4

Adjustments
DXF export has had further adjustments for the systems that are still unable to open 2010 version DXF files. The corrections were mainly to do with multiple lines of text notes.

Adjustments for the milling and lathe versions
The job sheet times have been enhanced to support items turned on or off in the NC manager. 

Adjustments just for the mill expert and professional versions
Some of the messages that appear in the multiple parts sub routines have been enhanced for the user.