Regenerate gemspec for version 0.1.3

lib/models/fb2_book.rb

@@ -0,0 +1,3 @@
+class Fb2Book
+  attr_accessor :title, :author_first_name, :author_last_name, :annotation, :genre, :lang, :keywords, :sections
+end

lib/models/fb2_section.rb

@@ -0,0 +1,3 @@
+class Fb2Section
+  attr_accessor :title, :contents
+end