version bumped up (0.4.24.beta4)
Added command line param to enable RM-specific incompatible protocol changes
Code cleanup: couple RM's warnings fixed
Need to declare Debugger.rm_protocol_extensions
If any problem occurred then compact name should be nil
It is #build_compact_name who is responsible for rescuing all exception.
Merge pull request #67 from ruby-debug/rm-protocol-extensions

RubyMine-specific protocol extensions