Update gem.

Gemfile

@@ -5,7 +5,7 @@ gem 'rake'
 gem 'pry'
 
 # gem 'fhir_models', :path => '../fhir_models'
-gem 'fhir_models', :git => 'https://github.com/fhir-crucible/fhir_models.git', :branch => 'profiling'
+# gem 'fhir_models', :git => 'https://github.com/fhir-crucible/fhir_models.git', :branch => 'master'
 
 group :test do
   gem 'simplecov', :require => false

Gemfile.lock

@@ -1,18 +1,8 @@
-GIT
-  remote: https://github.com/fhir-crucible/fhir_models.git
-  revision: dd86311617cf4a31faf6b9f23e709c5662384196
-  branch: profiling
-  specs:
-    fhir_models (1.8.2)
-      bcp47 (>= 0.3)
-      date_time_precision (>= 0.8)
-      mime-types (>= 1.16, < 3)
-      nokogiri (>= 1.6)
-
 PATH
   remote: .
   specs:
     fhir_scorecard (1.8.1)
+      fhir_models (~> 1.8)
 
 GEM
   remote: https://rubygems.org/
@@ -25,6 +15,11 @@ GEM
     coderay (1.1.1)
     date_time_precision (0.8.1)
     docile (1.1.5)
+    fhir_models (1.8.3)
+      bcp47 (>= 0.3)
+      date_time_precision (>= 0.8)
+      mime-types (>= 1.16, < 3)
+      nokogiri (>= 1.6)
     i18n (0.8.1)
     json (2.0.3)
     method_source (0.8.2)
@@ -56,7 +51,6 @@ PLATFORMS
 
 DEPENDENCIES
   awesome_print
-  fhir_models!
   fhir_scorecard!
   minitest (~> 5.3)
   minitest-reporters
@@ -65,4 +59,4 @@ DEPENDENCIES
   simplecov
 
 BUNDLED WITH
-   1.13.6
+   1.14.6

fhir_scorecard.gemspec

@@ -11,5 +11,5 @@ Gem::Specification.new do |s|
 
   s.files = s.files = `git ls-files`.split("\n")
 
-  # s.add_runtime_dependency 'fhir_models', '~> 1.8'
+  s.add_runtime_dependency 'fhir_models', '~> 1.8'
 end