Update CHANGELOG

Author: José Valim

CHANGELOG.md

@@ -123,6 +123,30 @@ Those improvements will help developers better understand the relationship betwe
 
 Other improvements in Mix include better compiler diagnostics for editor integration, support for the `--slowest N` flag in `mix test` that shows the slowest tests in your suite, and a new `mix profile.eprof` task that provides time based profiling, complementing the existing `mix profile.cprof` (count based) and `mix profile.fprof` (flame based).
 
+## v1.6.2-dev
+
+### 1. Enhancements
+
+#### Mix
+
+  * [mix format] Include the current environment for missing dependency errors
+  * [mix compile.erlang] Teach Mix erlang compiler alternative spelling for `-behavior` declaration
+
+### 2. Bug fixes
+
+#### Elixir
+
+  * [Code.Formatter] Ensure `->` does not exceed line length
+  * [DynamicSupervisor] Properly tag error reports generated by dynamic supervisors so they can be properly translated by `Logger`
+  * [DynamicSupervisor] Consider extra arguments during child restart
+  * [Kernel] Ensure arguments given to a guard defined with `defguard` are evaluated in the correct order
+  * [Module] Do not remove docs for previous function declaration when `@impl true` is used
+  * [Supervisor] Ensure `use Supervisor` properly adds the `@behaviour Supervisor` annotation
+
+#### Mix
+
+  * [Mix.Shell] Bring back `Mix.Shell.cmd/2` - this arity was defined via a default argument that was accidentally removed
+
 ## v1.6.1 (2018-01-29)
 
 ### 1. Enhancements
@@ -137,7 +161,7 @@ Other improvements in Mix include better compiler diagnostics for editor integra
 #### Elixir
 
   * [Code.Formatter] Only rearrange `not in` operator if explicitly opted-in
-  * [Code.Formatter] Ensure do blocks do not exceed line length on calls with a single argument
+  * [Code.Formatter] Ensure `do` blocks do not exceed line length on calls with a single argument
   * [Collectable] Support bitstrings in Collectable and for-comprehensions (regression in v1.6.0)
   * [GenServer] Do not override user own `@opts` attribute
   * [Enum] Reintroduce zipping of any enumerable of enumerables in `Enum.zip/1` (regression in v1.6.0)