Regenerate gemspec for version 0.15.10
Regenerate gemspec for version 0.15.10

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