Use bundler for generating docs

Gemfile

@@ -0,0 +1,17 @@
+# frozen_string_literal: true
+
+source 'https://rubygems.org'
+
+# The bare minimum for building, e.g. in Homebrew
+group :build do
+end
+
+# In addition to :build, for contributing
+group :development do
+end
+
+# For releasing to GitHub
+group :release do
+	gem 'cocoapods', '~> 1.6.0.beta.2'
+	gem 'jazzy'
+end

Gemfile.lock

@@ -0,0 +1,103 @@
+GEM
+  remote: https://rubygems.org/
+  specs:
+    CFPropertyList (3.0.0)
+    activesupport (4.2.11)
+      i18n (~> 0.7)
+      minitest (~> 5.1)
+      thread_safe (~> 0.3, >= 0.3.4)
+      tzinfo (~> 1.1)
+    atomos (0.1.3)
+    claide (1.0.2)
+    cocoapods (1.6.0.beta.2)
+      activesupport (>= 4.0.2, < 5)
+      claide (>= 1.0.2, < 2.0)
+      cocoapods-core (= 1.6.0.beta.2)
+      cocoapods-deintegrate (>= 1.0.2, < 2.0)
+      cocoapods-downloader (>= 1.2.2, < 2.0)
+      cocoapods-plugins (>= 1.0.0, < 2.0)
+      cocoapods-search (>= 1.0.0, < 2.0)
+      cocoapods-stats (>= 1.0.0, < 2.0)
+      cocoapods-trunk (>= 1.3.1, < 2.0)
+      cocoapods-try (>= 1.1.0, < 2.0)
+      colored2 (~> 3.1)
+      escape (~> 0.0.4)
+      fourflusher (~> 2.0.1)
+      gh_inspector (~> 1.0)
+      molinillo (~> 0.6.6)
+      nap (~> 1.0)
+      ruby-macho (~> 1.3, >= 1.3.1)
+      xcodeproj (>= 1.7.0, < 2.0)
+    cocoapods-core (1.6.0.beta.2)
+      activesupport (>= 4.0.2, < 6)
+      fuzzy_match (~> 2.0.4)
+      nap (~> 1.0)
+    cocoapods-deintegrate (1.0.2)
+    cocoapods-downloader (1.2.2)
+    cocoapods-plugins (1.0.0)
+      nap
+    cocoapods-search (1.0.0)
+    cocoapods-stats (1.0.0)
+    cocoapods-trunk (1.3.1)
+      nap (>= 0.8, < 2.0)
+      netrc (~> 0.11)
+    cocoapods-try (1.1.0)
+    colored2 (3.1.2)
+    concurrent-ruby (1.1.4)
+    escape (0.0.4)
+    ffi (1.10.0)
+    fourflusher (2.0.1)
+    fuzzy_match (2.0.4)
+    gh_inspector (1.1.3)
+    i18n (0.9.5)
+      concurrent-ruby (~> 1.0)
+    jazzy (0.9.4)
+      cocoapods (~> 1.0)
+      mustache (~> 0.99)
+      open4
+      redcarpet (~> 3.2)
+      rouge (>= 2.0.6, < 4.0)
+      sass (~> 3.4)
+      sqlite3 (~> 1.3)
+      xcinvoke (~> 0.3.0)
+    liferaft (0.0.6)
+    minitest (5.11.3)
+    molinillo (0.6.6)
+    mustache (0.99.8)
+    nanaimo (0.2.6)
+    nap (1.1.0)
+    netrc (0.11.0)
+    open4 (1.3.4)
+    rb-fsevent (0.10.3)
+    rb-inotify (0.10.0)
+      ffi (~> 1.0)
+    redcarpet (3.4.0)
+    rouge (3.3.0)
+    ruby-macho (1.3.1)
+    sass (3.7.3)
+      sass-listen (~> 4.0.0)
+    sass-listen (4.0.0)
+      rb-fsevent (~> 0.9, >= 0.9.4)
+      rb-inotify (~> 0.9, >= 0.9.7)
+    sqlite3 (1.3.13)
+    thread_safe (0.3.6)
+    tzinfo (1.2.5)
+      thread_safe (~> 0.1)
+    xcinvoke (0.3.0)
+      liferaft (~> 0.0.6)
+    xcodeproj (1.7.0)
+      CFPropertyList (>= 2.3.3, < 4.0)
+      atomos (~> 0.1.3)
+      claide (>= 1.0.2, < 2.0)
+      colored2 (~> 3.1)
+      nanaimo (~> 0.2.6)
+
+PLATFORMS
+  ruby
+
+DEPENDENCIES
+  cocoapods (~> 1.6.0.beta.2)
+  jazzy
+
+BUNDLED WITH
+   1.17.1

generate-docs.sh

@@ -1,12 +1,12 @@
 #!/bin/bash
 #
 #  Build documentation using jazzy:
-#    [sudo] gem install jazzy
+#    [sudo] bundle install
 
-jazzy \
+bundle exec jazzy \
 	-o "docs" \
 	--min-acl "internal" \
-	--module-version "3.0.3"
+	--module-version "4.2.0"
 
 mkdir docs/assets 2>/dev/null
 cp assets/* docs/assets/