Change 'shadow' index such that errors are not propagated
  to the filesystem. Previously, propagating markers made it appear
  that SVEditor was managing a file, while in reality it wasn't
  
More updates to the template editor to support template groups
""
Merge remote-tracking branch 'upstream/master'
Added an exception to allow parens around a dist statement.
  This isn't LRM-compliant, but some simulators appear to support it.
Merge pull request #221 from mballance-sf/master

Updates for the 1.2.5 release