Update the default puppet gem

Gemfile

@@ -3,7 +3,7 @@ source 'https://rubygems.org'
 if ENV.include?('PUPPET_VERSION')
   puppetversion = "~>#{ENV['PUPPET_VERSION']}"
 else
-  puppetversion = '~>3.7.0'
+  puppetversion = '~>4.5.0'
 end
 
 gem 'rake'

Gemfile.lock

@@ -3,18 +3,18 @@ GEM
   specs:
     CFPropertyList (2.2.8)
     diff-lcs (1.2.5)
-    facter (2.3.0)
+    facter (2.4.6)
       CFPropertyList (~> 2.2.6)
-    hiera (1.3.4)
-      json_pure
-    json_pure (1.8.1)
+    hiera (3.2.1)
+    json_pure (2.0.2)
     metaclass (0.0.4)
     metadata-json-lint (0.0.2)
     mocha (1.1.0)
       metaclass (~> 0.0.1)
-    puppet (3.7.3)
-      facter (> 1.6, < 3)
-      hiera (~> 1.0)
+    puppet (4.5.3)
+      CFPropertyList (~> 2.2.6)
+      facter (> 2.0, < 4)
+      hiera (>= 2.0, < 4)
       json_pure
     puppet-lint (1.1.0)
     puppet-syntax (1.3.0)
@@ -47,8 +47,11 @@ PLATFORMS
 
 DEPENDENCIES
   metadata-json-lint
-  puppet (~> 3.7.0)
+  puppet (~> 4.5.0)
   puppet-lint
   puppetlabs_spec_helper
   rake
   rspec-puppet
+
+BUNDLED WITH
+   1.13.5