Image Creation Refinements, Issue #576

- Determine slice images to create dynamically based on the hd_xxx.txt and fd_xxx.txt files.
- Add a volume label directive to the hd_xxx.txt and fd_xxx.txt files.
- Add a system image directive to the hd_xxx.txt and fd_xxx.txt files.

Doc/ChangeLog.txt

@@ -17,6 +17,8 @@ Version 3.6
 - MAP: Device Inventory moved from HBIOS to Rom App, saving >1k space in HBIOS
 - MAP: Added disk image for all Infocom text adventure Games
 - M?R: Fixed formatting issue with SLABEL where Slice # < 10
+- WBW: Improved image creation process to allow user defined aggregates
+- WBW: Implemented config driven slice name and system image specification
 
 Version 3.5.1
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