[#1263] revert Jansi upgrade: causes CI build failure

Unable to load jansi native library: java.lang.Exception:
No native library found for os.name=Windows, os.arch=x86_64, paths=[/usr/java/packages/lib:/usr/lib64:/lib64:/lib:/usr/lib]

gradle.properties

@@ -5,7 +5,8 @@ groovyVersion       = 2.4.10
 hamcrestCoreVersion = 1.3
 ivyVersion          = 2.4.0
 jacocoVersion       = 0.8.2
-jansiVersion        = 2.0.1
+#jansiVersion        = 2.0.1 # Unable to load jansi native library: java.lang.Exception: No native library found for os.name=Windows, os.arch=x86_64, paths=[/usr/java/packages/lib:/usr/lib64:/lib64:/lib:/usr/lib]
+jansiVersion        = 1.18
 jlineVersion        = 2.14.6
 jline3Version       = 3.17.1
 junitDepVersion     = 4.11