Update gemspec, bump version, and fix comment

Gemfile.lock

@@ -1,8 +1,8 @@
 PATH
   remote: .
   specs:
-    calligraphy (0.3.0)
-      rails (~> 5.0)
+    calligraphy (0.3.1)
+      rails (~> 5.0, >= 5.0)
 
 GEM
   remote: https://rubygems.org/
@@ -65,7 +65,7 @@ GEM
     mini_mime (1.0.0)
     mini_portile2 (2.3.0)
     minitest (5.10.3)
-    nio4r (2.1.0)
+    nio4r (2.2.0)
     nokogiri (1.8.1)
       mini_portile2 (~> 2.3.0)
     parallel (1.12.1)
@@ -156,11 +156,11 @@ PLATFORMS
 DEPENDENCIES
   calligraphy!
   pry-nav
-  puma (~> 3.11.0)
-  rake (~> 12.3.0)
-  rspec-rails (~> 3.7.2)
+  puma (~> 3.11.0, >= 3.11.0)
+  rake (~> 12.3.0, >= 12.3.0)
+  rspec-rails (~> 3.7.2, >= 3.7.2)
   rubocop (~> 0.52.1)
-  sqlite3 (~> 1.3.13)
+  sqlite3 (~> 1.3.13, >= 1.3.13)
 
 BUNDLED WITH
    1.16.1

calligraphy.gemspec

@@ -9,7 +9,6 @@ Gem::Specification.new do |s|
   s.name        = 'calligraphy'
   s.version     = Calligraphy::VERSION
   s.summary     = 'WebDAV framework and extension for Rails 5'
-  s.description = 'WebDAV framework and extension for Rails 5'
   s.author      = 'Brandon Robins'
   s.email       = 'brandon@onebnottwo.com'
   s.homepage    = 'http://www.github.com/eanlain/calligraphy'
@@ -18,13 +17,12 @@ Gem::Specification.new do |s|
   s.required_ruby_version = '>= 2.3.0'
 
   s.files       = Dir['lib/**/*', 'LICENSE', 'README.md']
-  s.test_files  = Dir['spec/**/*']
 
-  s.add_dependency 'rails', '~> 5.0'
+  s.add_dependency 'rails', '~> 5.0', '>= 5.0'
 
-  s.add_development_dependency 'puma', '~> 3.11.0'
-  s.add_development_dependency 'rake', '~> 12.3.0'
-  s.add_development_dependency 'rspec-rails', '~> 3.7.2'
+  s.add_development_dependency 'puma', '~> 3.11.0', '>= 3.11.0'
+  s.add_development_dependency 'rake', '~> 12.3.0', '>= 12.3.0'
+  s.add_development_dependency 'rspec-rails', '~> 3.7.2', '>= 3.7.2'
   s.add_development_dependency 'rubocop', '~> 0.52.1'
-  s.add_development_dependency 'sqlite3', '~> 1.3.13'
+  s.add_development_dependency 'sqlite3', '~> 1.3.13', '>= 1.3.13'
 end

lib/calligraphy/resource/file_resource.rb

@@ -3,7 +3,7 @@
 require 'pstore'
 
 module Calligraphy
-  # Resource that's handles writing and deleting directories and files to disk.
+  # Resource responsible for writing and deleting directories and files to disk.
   class FileResource < Resource
     DAV_PROPERTY_METHODS = %w[
       creationdate displayname getcontentlanguage getcontentlength

lib/calligraphy/version.rb

@@ -1,5 +1,5 @@
 # frozen_string_literal: true
 
 module Calligraphy
-  VERSION = '0.3.0'
+  VERSION = '0.3.1'
 end