Merge pull request #145 from next-tms/brody/business-time

Add business_time as `dependency`

freight_kit.gemspec

@@ -28,7 +28,6 @@ Gem::Specification.new do |spec|
                Dir['test/**/*']
   spec.require_paths = ['lib']
 
-  spec.add_development_dependency('business_time', '~> 0.13.0')
   spec.add_development_dependency('faker', '~> 3.2.1')
   spec.add_development_dependency('rake', '~> 13.1.0')
   spec.add_development_dependency('redcarpet', '~> 3.6.0') # for yard
@@ -39,6 +38,7 @@ Gem::Specification.new do |spec|
   spec.add_dependency('activemodel', '>= 4.2', '< 7.1.4')
   spec.add_dependency('activesupport', '>= 4.2', '< 7.1.4')
   spec.add_dependency('active_utils', '>= 3.3.1', '< 3.5.0')
+  spec.add_dependency('business_time', '~> 0.13.0')
   spec.add_dependency('httparty', '~> 0.10')
   spec.add_dependency('measured', '>= 2.0', '< 2.8.3')
   spec.add_dependency('mimemagic', '~> 0.4.3')