Regenerate gemspec for version 0.13.26
Regenerate gemspec for version 0.13.26

edmundhighcock/coderunner,coderunner-framework/coderunner,coderunner-framework/coderunner,edmundhighcock/coderunner,edmundhighcock/coderunner,coderunner-framework/coderunner,coderunner-framework/coderunner