Simplifies state handling further
authorNiels Erik G. Nielsen <nielserik@indexdata.com>
Mon, 15 Apr 2013 13:22:09 +0000 (09:22 -0400)
committerNiels Erik G. Nielsen <nielserik@indexdata.com>
Mon, 15 Apr 2013 13:22:09 +0000 (09:22 -0400)
Postpones cloning of a command to the time when it's actually modified,
then pushes it to the state handler transparently.
Obviates the need to checkout a command for modification vs.
getting it read-only.
Recently introduced CommandReadOnly interface is consequently dropped again.


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