Correct parameter references in documentation comments

lib/mutant/cli.rb

@@ -79,7 +79,7 @@ module Mutant
 
     # Parse matchers
     #
-    # @param [Array<String>] patterns
+    # @param [Array<String>] expressions
     #
     # @return [undefined]
     #

lib/mutant/matcher/methods.rb

@@ -63,8 +63,6 @@ module Mutant
 
       # Return candidate names
       #
-      # @param [Object] object
-      #
       # @return [Enumerable<Symbol>]
       #
       # @api private

lib/mutant/mutator/node/begin.rb

@@ -27,7 +27,7 @@ module Mutant
 
         # Emit child subset
         #
-        # @param [Array<Parser::AST::Node>] nodes
+        # @param [Array<Parser::AST::Node>] children
         #
         # @return [undefined]
         #

lib/mutant/runner.rb

@@ -118,7 +118,6 @@ module Mutant
     # Run mutation
     #
     # @param [Mutation] mutation
-    # @param [Fixnum] index
     #
     # @return [Report::Mutation]
     #