Moved StatisticMap to an abstract base class this neither breaks polymorphism, nor requires migration, which is good.
Moved StatisticMap to an abstract base class
this neither breaks polymorphism, nor requires migration, which is good.

chrisfilo/NeuroVault,erramuzpe/NeuroVault,chrisfilo/NeuroVault,chrisfilo/NeuroVault,chrisfilo/NeuroVault,NeuroVault/NeuroVault,burnash/NeuroVault,burnash/NeuroVault,erramuzpe/NeuroVault,NeuroVault/NeuroVault,NeuroVault/NeuroVault,erramuzpe/NeuroVault,erramuzpe/NeuroVault,burnash/NeuroVault,burnash/NeuroVault,chrisfilo/NeuroVault,erramuzpe/NeuroVault,NeuroVault/NeuroVault,burnash/NeuroVault,NeuroVault/NeuroVault