Adding tests to Jenkins

Jenkinsfile

@@ -31,7 +31,7 @@ pipeline {
                 script {
                     def r7rs_implementations = sh(script: 'sash -L ./snow -L . compile-r7rs.scm --list-r7rs-schemes', returnStdout: true).split()
 
-                    r6rs_implementations.each { implementation->
+                    r7rs_implementations.each { implementation->
                         stage("${implementation} R7RS") {
                             catchError(buildResult: 'SUCCESS', stageResult: 'FAILURE') {
                                 sh "make test-r7rs-docker COMPILE_R7RS=${implementation}"
@@ -41,5 +41,6 @@ pipeline {
                 }
             }
         }
+
     }
 }