Allow thor 0.20+

Some projects are locked to 0.20.x due to other dependencies. This allows diffcrypt to be used

Author: marcqualie

CHANGELOG.md

@@ -13,6 +13,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 - Thor deprecation error no longer shows on CLI failure
 
+### Changed
+
+- Thor 0.20+ can now be used alongside this gem
+
 
 
 ## [0.3.0] - 2020-06-30

diffcrypt.gemspec

@@ -30,5 +30,5 @@ Gem::Specification.new do |spec|
   spec.require_paths = ['lib']
 
   spec.add_runtime_dependency 'activesupport', '~> 6.0.0'
-  spec.add_runtime_dependency 'thor', '~> 1.0.1'
+  spec.add_runtime_dependency 'thor', '>= 0.20', '< 2'
 end