Add magic encoding header to all ruby files

* rubocop still warns about this on ruby 1.9.3, so it was fixed so
  it produces less output on travis.

lib/mutant.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 require 'benchmark'
 require 'set'
 require 'adamantium'

lib/mutant/cache.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   # An AST cache
   class Cache

lib/mutant/cli.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 require 'optparse'
 
 module Mutant

lib/mutant/cli/classifier.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   class CLI
     # A classifier for input strings

lib/mutant/cli/classifier/method.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   class CLI
     class Classifier

lib/mutant/cli/classifier/namespace.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   class CLI
     class Classifier

lib/mutant/cli/classifier/scope.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   class CLI
     class Classifier

lib/mutant/color.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   # Class to colorize strings
   class Color

lib/mutant/config.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   # The configuration of a mutator run
   class Config

lib/mutant/constants.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
 
   METHOD_POSTFIX_EXPANSIONS = {

lib/mutant/context.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   # An abstract context where mutations can be appied to.
   class Context

lib/mutant/context/scope.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   class Context
     # Scope context for mutation (Class or Module)

lib/mutant/differ.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   # Class to create diffs from source code
   class Differ

lib/mutant/killer.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   # Abstract base class for mutant killers
   class Killer

lib/mutant/killer/forked.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   class Killer
 

lib/mutant/killer/forking.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   class Killer
 

lib/mutant/killer/rspec.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   class Killer
     # Runner for rspec tests

lib/mutant/killer/static.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   class Killer
     # Abstract base class for killer with static result

lib/mutant/loader.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   # Base class for code loaders
   class Loader

lib/mutant/matcher.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   # Abstract matcher to find subjects to mutate
   class Matcher

lib/mutant/matcher/chain.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   class Matcher
     # A chain of matchers

lib/mutant/matcher/method.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   class Matcher
     # Matcher for subjects that are a specific method

lib/mutant/matcher/method/finder.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   class Matcher
     class Method

lib/mutant/matcher/method/instance.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   class Matcher
     class Method

lib/mutant/matcher/method/singleton.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   class Matcher
     class Method

lib/mutant/matcher/methods.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   class Matcher
     # Abstract base class for matcher that returns method subjects from scope

lib/mutant/matcher/namespace.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   class Matcher
 

lib/mutant/matcher/scope.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   class Matcher
     # Matcher for specific namespace

lib/mutant/mutation.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   # Represent a mutated node with its subject
   class Mutation

lib/mutant/mutation/evil.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   class Mutation
     # Evul mutation

lib/mutant/mutation/filter.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   class Mutation
     # Abstract filter for mutations

lib/mutant/mutation/filter/code.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   class Mutation
     class Filter

lib/mutant/mutation/filter/regexp.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   class Mutation
     class Filter

lib/mutant/mutation/filter/whitelist.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   class Mutation
     class Filter

lib/mutant/mutation/neutral.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   class Mutation
     # Neutral mutation

lib/mutant/mutator.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   # Generator for mutations
   class Mutator

lib/mutant/mutator/node.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   # Generator for mutations
   class Mutator

lib/mutant/mutator/node/argument.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   class Mutator
     class Node

lib/mutant/mutator/node/arguments.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   class Mutator
     class Node

lib/mutant/mutator/node/begin.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   class Mutator
     class Node

lib/mutant/mutator/node/block.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   class Mutator
     class Node

lib/mutant/mutator/node/case.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   class Mutator
     class Node

lib/mutant/mutator/node/connective/binary.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   class Mutator
     class Node

lib/mutant/mutator/node/const.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   class Mutator
     class Node

lib/mutant/mutator/node/define.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   class Mutator
     class Node

lib/mutant/mutator/node/generic.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   class Mutator
     class Node

lib/mutant/mutator/node/if.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   class Mutator
     class Node

lib/mutant/mutator/node/literal.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   class Mutator
     class Node

lib/mutant/mutator/node/literal/array.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   class Mutator
     class Node

lib/mutant/mutator/node/literal/boolean.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   class Mutator
     class Node

lib/mutant/mutator/node/literal/dynamic.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   class Mutator
     class Node

lib/mutant/mutator/node/literal/fixnum.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   class Mutator
     class Node

lib/mutant/mutator/node/literal/float.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   class Mutator
     class Node

lib/mutant/mutator/node/literal/hash.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   class Mutator
     class Node

lib/mutant/mutator/node/literal/nil.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   class Mutator
     class Node

lib/mutant/mutator/node/literal/range.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   class Mutator
     class Node

lib/mutant/mutator/node/literal/regex.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   class Mutator
     class Node

lib/mutant/mutator/node/literal/string.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   class Mutator
     class Node

lib/mutant/mutator/node/literal/symbol.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   class Mutator
     class Node

lib/mutant/mutator/node/masgn.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   class Mutator
     class Node

lib/mutant/mutator/node/mlhs.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   class Mutator
     class Node

lib/mutant/mutator/node/named_value/access.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   class Mutator
     class Node

lib/mutant/mutator/node/named_value/constant_assignment.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   class Mutator
     class Node

lib/mutant/mutator/node/named_value/variable_assignment.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   class Mutator
     class Node

lib/mutant/mutator/node/noop.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   class Mutator
     class Node

lib/mutant/mutator/node/return.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   class Mutator
     class Node

lib/mutant/mutator/node/send.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   class Mutator
     class Node

lib/mutant/mutator/node/send/binary.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   class Mutator
     class Node

lib/mutant/mutator/node/splat.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   class Mutator
     class Node

lib/mutant/mutator/node/super.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   class Mutator
     class Node

lib/mutant/mutator/node/when.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   class Mutator
     class Node

lib/mutant/mutator/node/while.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   class Mutator
     class Node

lib/mutant/mutator/node/zsuper.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   class Mutator
     class Node

lib/mutant/mutator/registry.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   class Mutator
     # Registry for mutators

lib/mutant/mutator/util.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   class Mutator
     # Namespace for utility mutators

lib/mutant/mutator/util/array.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   class Mutator
     class Util

lib/mutant/mutator/util/symbol.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   class Mutator
     class Util

lib/mutant/node_helpers.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   # Mixin for node helpers
   module NodeHelpers

lib/mutant/random.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   # Module for generating random values
   module Random

lib/mutant/reporter.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   # Abstract base class for reporters
   class Reporter

lib/mutant/reporter/cli.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   class Reporter
     # Reporter that reports in human readable format

lib/mutant/reporter/cli/printer.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   class Reporter
     class CLI

lib/mutant/reporter/cli/printer/config.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   class Reporter
     class CLI

lib/mutant/reporter/cli/printer/killer.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   class Reporter
     class CLI

lib/mutant/reporter/cli/printer/mutation.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   class Reporter
     class CLI

lib/mutant/reporter/cli/printer/subject.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   class Reporter
     class CLI

lib/mutant/reporter/null.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   class Reporter
 

lib/mutant/runner.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   # Runner baseclass
   class Runner

lib/mutant/runner/config.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   class Runner
     # Runner for object config

lib/mutant/runner/mutation.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   class Runner
     # Mutation runner

lib/mutant/runner/subject.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   class Runner
     # Subject specific runner

lib/mutant/singleton_methods.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 # Singleton methods are defined here so zombie can pick them up
 module Mutant
 

lib/mutant/strategy.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
 
   # Abstract base class for killing strategies

lib/mutant/strategy/method_expansion.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   class Strategy
     module MethodExpansion

lib/mutant/strategy/rspec.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   class Strategy
 

lib/mutant/strategy/rspec/dm2.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   class Strategy
     class Rspec

lib/mutant/strategy/rspec/dm2/lookup.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   class Strategy
     class Rspec

lib/mutant/strategy/rspec/dm2/lookup/method.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   class Strategy
     class Rspec

lib/mutant/strategy/static.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   class Strategy
     # Static strategies

lib/mutant/subject.rb

@@ -1,3 +1,5 @@
+# encoding: utf-8
+
 module Mutant
   # Subject of a mutation
   class Subject