commands.rb in pry-byebug-3.4.0

- old
+ new

@@ -1,4 +1,5 @@
+require 'pry-byebug/commands/backtrace'
 require 'pry-byebug/commands/next'
 require 'pry-byebug/commands/step'
 require 'pry-byebug/commands/continue'
 require 'pry-byebug/commands/finish'
 require 'pry-byebug/commands/up'