Update changelog.

1 files changed, 20 insertions, 3 deletions

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 ## v0.4-dev
 
-* Removed factor and offset from diagnostic requests to minimize the number of
+* BREAKING: Removed factor and offset from diagnostic requests to minimize the number of
   fields, and since this is such an uncommon use case and one that can be
   handled by the client receiving the data. We may add them back in the future.
-* Add `extras` field to JSON messages.
-* Expand range of mode field to a full byte (#10)
+* BREAKING: Require an 'action' to diagnostic request commands, e.g. cancel or add.
+* BREAKING: Rename "raw" messages to the more precise "CAN messages".
+* BREAKING: Rename "translated" messages to "simple messages".
+* BREAKING: Rename CAN message ID field from just `id` to `message_id` to be
+  standard across all other types
+* BREAKING: Remove redundant `type` field from simple messages (formerly
+  translated messages). The type can be inferred implicitly through the types of
+  the value and event fields.
+* Feature: Add a command for controlling CAN message passthrough.
+* Feature: Add a command for controlling CAN controller acceptance filter bypass.
+* Feature: Add a command to change the payload format.
+* Feature: Add a command to control whether pre-defined, recurring OBD-II
+  requests are enabled.
+* Improvement: Add `extras` field to JSON messages.
+* Improvement: Add an optional 'status' field to all command responses.
+* Improvement: Build protobuf generated files with nanopb v0.3.1.
+* Improvement: Allow explicitly setting CAN message frame format (i.e. standard
+  or extended frame).
+* Fix: Expand range of mode field to a full byte (#10)
 
 ## v0.3