A list of changes to the Munro list and database of Munros and tops can be found at The Database of British and Irish hills.
The list is maintained by the Scottish Mountaineering club (SMC) and is published in the SMC Journal. As far as I am aware, an update is only published when there is a change to the list. This is normally because of new survey data ...
It would be worth getting a copy of "Hamish's Mountain Walk: The First Traverse of All the Scottish Munros in One Journey" by Hamish Brown.
Hamish Brown was the first to do the Munros on a continuous round.
If a winter attempt interests you (obviously a more serious undertaking), then Martin Moran's The Munros in Winter is also worth getting.
Even if you ...
Although I had originally thought Wikipedia had a good list, nivag pointed me in the direction of walkhighlands, and the Munro Society pages have more info.
1884 - 236
1891 - 282 or 283
1921 - 276
1974 - 279
1997 - 284
2009 - 283
2012 - 282
Nice walk. I have done it many times.
Avalanche black spots are not really an issue on the Clova leg, Driesh, Mayar etc assuming you are taking Jock's Road but as you enter Callater section of Jock's road then you can get into some avalanche areas and the glen deepens. If you are taking the summit route then Avalanche issue only really apply on descent but ...