Added IP Core Versions for ISE Version 14.7
Updated Version of ISE Workflow (14.4 to 14.7) defined in Build Scripts
Revert "Updated Version of ISE Workflow (14.4 to 14.7) defined in Build Scripts"

This reverts commit e2a9a168689f578ff94bef531bcc032090b0dcc8.
Revert "Added IP Core Versions for ISE Version 14.7"

This reverts commit d3208c036e2642164bb1209d3246de7716f93565.