Address RuboCop warnings (#55)

Addresses latest preferred RuboCop configuration.

- RuboCop: Style/WordArray [ignore rev]
- RuboCop: Style/StringLiteralsInInterpolation [ignore rev]
- Update ignored revs file

Author: jgarber623

.git-blame-ignore-revs

@@ -8,3 +8,5 @@
 
 512efa51fbac6687d90da2252b5dec91bf26e0cb
 580605ae8d72f5a9b1b6f9225c66c85c8f85e24f
+7b5964fffa3ab955efea80fd4b1943eb94d388ca
+152a44c9537ec4ce6a1d39f8c5567bfba88022c7

lib/link_header_parser/link_header.rb

@@ -48,7 +48,7 @@ def context_uri
 
     # @return [String]
     def inspect
-      "#<#{self.class.name}:#{format('%#0x', object_id)} " \
+      "#<#{self.class.name}:#{format("%#0x", object_id)} " \
         "target_uri: #{target_uri.inspect}, " \
         "relation_types: #{relation_types.inspect}>"
     end

lib/link_header_parser/link_header_parameter.rb

@@ -19,7 +19,7 @@ def initialize(parameter)
 
     # @return [String]
     def inspect
-      "#<#{self.class.name}:#{format('%#0x', object_id)} " \
+      "#<#{self.class.name}:#{format("%#0x", object_id)} " \
         "name: #{name.inspect}, " \
         "value: #{value.inspect}>"
     end

lib/link_header_parser/link_headers_collection.rb

@@ -39,7 +39,7 @@ def group_by_relation_type
 
     # @return [String]
     def inspect
-      "#<#{self.class.name}:#{format('%#0x', object_id)} " \
+      "#<#{self.class.name}:#{format("%#0x", object_id)} " \
         "headers: #{headers.inspect}, " \
         "relation_types: #{relation_types.inspect}>"
     end

link-header-parser.gemspec

@@ -16,8 +16,8 @@ Gem::Specification.new do |spec|
   spec.license       = "MIT"
 
   spec.files         = Dir["lib/**/*"].reject { |f| File.directory?(f) }
-  spec.files        += %w[LICENSE CHANGELOG.md README.md]
-  spec.files        += %w[link-header-parser.gemspec]
+  spec.files        += ["LICENSE", "CHANGELOG.md", "README.md"]
+  spec.files        += ["link-header-parser.gemspec"]
 
   spec.require_paths = ["lib"]