Update 02-client-tools.md

The newest version of `cfssljson` now provides a way to get version info
2018-10-29 13:01:23 -05:00 · 2018-10-29 13:01:23 -05:00 · a85bbe1baa
parent bf2850974e
commit a85bbe1baa
1 changed files with 13 additions and 1 deletions
--- a/docs/02-client-tools.md
+++ b/docs/02-client-tools.md
@ -66,7 +66,19 @@ Revision: dev
 Runtime: go1.6
 ```

-> The cfssljson command line utility does not provide a way to print its version.
+Verify `cfssljson` is installed:
+
+```
+cfssljson --version
+```
+
+> output 
+
+```
+Version: 1.3.2
+Revision: dev
+Runtime: go1.10.3
+```

 ## Install kubectl