Update EIP-2384 and EIP-2387 (Muir Glacier hard fork) (ethereum#2408)

* Updated Name and Block Number

* Updated Ropsten Fork Number

* Updated POA Testnets

* Muir Glacier: Updated lastcall review date and POA Language.

* Difficult Bomb Delay: Added Last Call Review Date

EIPS/eip-2384.md

@@ -5,7 +5,8 @@ author: Eric Conner (@econoar)
 discussions-to: https://ethereum-magicians.org/t/eip-2384-difficulty-bomb-delay
 type: Standards Track
 category: Core
-status: Draft
+status: Last Call
+review-period-ends: 2019-12-12
 created: 2019-11-20
 ---
 

EIPS/eip-2387.md

@@ -1,17 +1,18 @@
 ---
 eip: 2387
-title: "Hardfork Meta: Mountain Glacier"
+title: "Hardfork Meta: Muir Glacier"
 author: James Hancock (@madeoftin)
 discussions-to: https://ethereum-magicians.org/t/hard-fork-to-address-the-ice-age-eip-2387
 type: Meta
-status: Draft
+status: Last Call
+review-period-ends: 2019-12-12
 created: 2019-11-22
 requires: 1679, 2384
 ---
 
 ## Abstract
 
-This meta-EIP specifies the changes included in the Ethereum hard fork named Mountain Glacier. This hard fork addresses the impending Ice Age on Ethereum Mainnet and includes a commitment to solving the problems with the ice age more permanently.
+This meta-EIP specifies the changes included in the Ethereum hard fork named Muir Glacier. This hard fork addresses the impending Ice Age on Ethereum Mainnet and includes a commitment to solving the problems with the ice age more permanently.
 
 ## Motivation
 
@@ -26,14 +27,14 @@ This fork will push back the Iceage as far as far as is reasonable and will give
 
 ## Specification
 
-- Codename: Mountain Glacier
+- Codename: Muir Glacier
 
 ### Activation
   - `Block >= 9,200,000` on the Ethereum mainnet
-  - `Block >= tbd` on the Ropsten testnet
-  - `Block >= tbd` on the Kovan testnet
-  - `Block >= tbd` on the Rinkeby testnet
-  - `Block >= tbd` on the Görli testnet
+  - `Block >= 7,117,117` on the Ropsten testnet
+  - `Block >= N/A` on the Kovan testnet
+  - `Block >= N/A` on the Rinkeby testnet
+  - `Block >= N/A` on the Görli testnet
 
 ### Included EIPs
   - [EIP-2384](https://eips.ethereum.org/EIPS/eip-2384): Istanbul/Berlin Difficulty Bomb Delay
@@ -62,6 +63,10 @@ The existing implementation of the ice age, while it does work in practice, is u
 
 This fork would give us time to address the community to understand their priorities better as far as the intentions of the Ice Age, and give time for proposals for better mechanisms to achieve those goals.
 
+### POA Testnets
+
+Muir Glacier never activates on PoA chains – thus will have zero impact on [forkid](https://eips.ethereum.org/EIPS/eip-2124).
+
 ## Copyright
 
 Copyright and related rights waived via [CC0](https://creativecommons.org/publicdomain/zero/1.0/).