Add a column showing coin age in the coin control dialog.
Merge pull request #97 from glv2/coinage

Add a column showing coin age in the coin control dialog.
Add a menu entry in the transaction view allowing to clear orphan minted/mined blocks.
Refresh the transaction view after clearing the orphan minted/mined blocks.
Merge pull request #101 from glv2/orphans

Menu entry in transaction view allowing to clear orphan minted/mined blocks.
Merge branch 'master' into listminting_rpc
Updated listminting with 'correct' cast to int