v2.5.0

• Run CI on Rails 5.2 and Ruby 2.5 #418 (@RobinDaugherty)
• Use ObjectSpace.memsize_of to avoid serializing large variables #413 #422 (@Xavier-J-Ortiz and @RobinDaugherty)
• Rescue on undefined local variables in frame_binding #419 (@pdobb with inspiration from @glebtv)
• Add native support for linking to VSCode #406 (@atipugin)
• Add native support for linking to Atom #356 (@nplusp)
• Update event names to support Turbolinks 5 #421 (@valterbarros and @RobinDaugherty)
• Relocate to new digs at https://github.com/BetterErrors organization.