Added initialized events

contracts/interfaces/IInitializableAToken.sol

@@ -10,6 +10,28 @@ import {IAaveIncentivesController} from './IAaveIncentivesController.sol';
  * @author Aave
  **/
 interface IInitializableAToken {
+  /**
+   * @dev Emitted when an aToken is initialized
+   * @param underlyingAsset The address of the underlying asset
+   * @param pool The address of the associated lending pool
+   * @param treasury The address of the treasury
+   * @param incentivesController The address of the incentives controller for this aToken
+   * @param aTokenDecimals the decimals of the underlying
+   * @param aTokenName the name of the aToken
+   * @param aTokenSymbol the symbol of the aToken
+   * @param params A set of encoded parameters for additional initialization
+   **/
+  event Initialized(
+    address indexed underlyingAsset,
+    address indexed pool,
+    address treasury,
+    address incentivesController,
+    uint8 aTokenDecimals,
+    string aTokenName,
+    string aTokenSymbol,
+    bytes params
+  );
+
   /**
    * @dev Initializes the aToken
    * @param pool The address of the lending pool where this aToken will be used

contracts/interfaces/IInitializableDebtToken.sol

@@ -10,6 +10,26 @@ import {IAaveIncentivesController} from './IAaveIncentivesController.sol';
  * @author Aave
  **/
 interface IInitializableDebtToken {
+  /**
+   * @dev Emitted when a debt token is initialized
+   * @param underlyingAsset The address of the underlying asset
+   * @param pool The address of the associated lending pool
+   * @param incentivesController The address of the incentives controller for this aToken
+   * @param debtTokenDecimals the decimals of the debt token
+   * @param debtTokenName the name of the debt token
+   * @param debtTokenSymbol the symbol of the debt token
+   * @param params A set of encoded parameters for additional initialization
+   **/
+  event Initialized(
+    address indexed underlyingAsset,
+    address indexed pool,
+    address incentivesController,
+    uint8 debtTokenDecimals,
+    string debtTokenName,
+    string debtTokenSymbol,
+    bytes params
+  );
+
   /**
    * @dev Initializes the debt token.
    * @param pool The address of the lending pool where this aToken will be used

contracts/protocol/tokenization/AToken.sol

@@ -96,6 +96,17 @@ contract AToken is
     _treasury = treasury;
     _underlyingAsset = underlyingAsset;
     _incentivesController = incentivesController;
+
+    emit Initialized(
+      underlyingAsset,
+      address(pool),
+      treasury,
+      address(incentivesController),
+      aTokenDecimals,
+      aTokenName,
+      aTokenSymbol,
+      params
+    );
   }
 
   /**

contracts/protocol/tokenization/StableDebtToken.sol

@@ -54,6 +54,16 @@ contract StableDebtToken is IStableDebtToken, DebtTokenBase {
     _pool = pool;
     _underlyingAsset = underlyingAsset;
     _incentivesController = incentivesController;
+
+    emit Initialized(
+      underlyingAsset,
+      address(pool),
+      address(incentivesController),
+      debtTokenDecimals,
+      debtTokenName,
+      debtTokenSymbol,
+      params
+    );
   }
 
   /**

contracts/protocol/tokenization/VariableDebtToken.sol

@@ -48,6 +48,16 @@ contract VariableDebtToken is DebtTokenBase, IVariableDebtToken {
     _pool = pool;
     _underlyingAsset = underlyingAsset;
     _incentivesController = incentivesController;
+
+    emit Initialized(
+      underlyingAsset,
+      address(pool),
+      address(incentivesController),
+      debtTokenDecimals,
+      debtTokenName,
+      debtTokenSymbol,
+      params
+    );
   }
 
   /**