Update UPGRADE

UPGRADE.md

@@ -1,32 +1,32 @@
 # Upgrade to 2.0
 
-## Breaking Change: DBAL 3
+## DBAL 3
 
 The most significant change in version 2.0 is using doctrine/dbal 3. You should [review their upgrade guide](https://github.com/doctrine/dbal/blob/bd54f5043eaff656b314037bf285d8b7f1c311b8/UPGRADE.md) in addition to this one.
 
-## Breaking Change: Removed JSON type
-If you were still including this line in your custom_types config, it should be removed:
+## Minimum Doctrine/ORM version to 2.14
 
-``` 
-'json' => LaravelDoctrine\ORM\Types\Json::class
-```
+This release supports a minimum doctrine/orm version of 2.14 due to a number of deprecations and new features that we are taking advantage of.
 
-## Breaking Change: Short namespaces
+## Command signature changed
 
-Short namespaces such as `Entities:User` are no longer supported by Doctrine and have been removed.
+All doctrine commands are now extended from `doctrine` itself. Some of the command options have been changed or removed, and some have been added.
 
-## Breaking Change: Minimum Doctrine/ORM version to 2.14
+### Removed: FluentExporter, GenerateEntitiesCommand, GenerateRepositoriesCommand, ConvertMappingCommand, MappingImportCommand, ConvertConfigCommand
 
-This release supports a minimum doctrine/orm version of 2.14 due to a number of deprecations and new features that we are taking advantage of.
+Doctrine is moving away from code generation and we are following suit, as well as reducing our maintenance burden.
 
-## Breaking Change: Removed MasterSlaveConnection
+## Removed MasterSlaveConnection
 
 The old MasterSlaveConnection has been supported for backwards compatibility, but has now been removed. You can migrate to the new PrimaryReadReplicaConnection instead.
 
-## Removed: FluentExporter, GenerateEntitiesCommand, GenerateRepositoriesCommand, ConvertMappingCommand
+## Removed JSON type
+If you were still including this line in your custom_types config, it should be removed:
 
-Doctrine is moving away from code generation and we are following suit, as well as reducing our maintenance burden.
+``` 
+'json' => LaravelDoctrine\ORM\Types\Json::class
+```
 
-## Removed: --flush option from cache clearing commands
+## Short namespaces
 
-`doctrine:clear:metadata:cache`, `doctrine:clear:query:cache`, `doctrine:clear:result:cache` no longer support the flush option due to moving from the obsolete Doctrine cache to the Symfony cache.
+Short namespaces such as `Entities:User` are no longer supported by Doctrine and have been removed.