Add Process Monitor API tracing monitor support.
user
```ruby
module RCI
  module Tracers
    class ProcessMonitor

      def initialize
        # FIXME ensure :name matches and is :active
        @tracer = RCI::CONFIG[:tracer][:exe]
      end

      def call(env)
        # TODO implement UAC check and bail out with a message to use elevated shell
        #      generate timestamped log output files from the tracer
        system("start #{@tracer} /quiet /minimized /backingfile #{File.join(RCI_ROOT, RCI::CONFIG[:dirs][:logs], 'api_trace.pml')}")
        system("#{@tracer} /waitforidle")
        system("ruby.exe \"#{env[:target]}\"")
        system("#{@tracer} /terminate")
      end

    end
  end
end
```
assistant