CI: Add timestamps and timeouts to jenkinsfiles

Change-Id: Ide83574dc957bc1df28e30a69079140050dfc35f

tests/CI/gates.jenkinsfile

@@ -11,6 +11,10 @@
  * you can't do that in a delcarative pipeline.
  */
 pipeline {
+	options {
+		timestamps
+		timeout(time: 60, unit: 'MINUTES')
+	}
 	triggers {
 		/*
 		 * This trigger will match either the "asterisk" or "Security-asterisk"

tests/CI/periodics-daily.jenkinsfile

@@ -11,6 +11,10 @@
  * you can't do that in a delcarative pipeline.
  */
 pipeline {
+	options {
+		timestamps()
+		timeout(time: 3, unit: 'HOURS')
+	}
 	triggers {
 		cron 'H H(0-4) * * *'
 	}

tests/CI/ref_debug.jenkinsfile

@@ -11,6 +11,10 @@
  * you can't do that in a delcarative pipeline.
  */
 pipeline {
+	options {
+		timestamps()
+		timeout(time: 1, unit: 'DAYS')
+	}
 	triggers {
 		cron 'H H(0-4) * * 0'
 	}

tests/CI/unittests.jenkinsfile

@@ -11,6 +11,10 @@
  * you can't do that in a delcarative pipeline.
  */
 pipeline {
+	options {
+		timestamps()
+		timeout(time: 30, unit: 'MINUTES')
+	}
 	triggers {
 		/*
 		 * This trigger will match either the "asterisk" or "Security-asterisk"