add jenkins job builder files for osmocom-nightly-nitb-split.sh

jenkins job builder is a python library to write jenkins jobs in .yml or
.json including templating and basic substition operation.

To update the job call:
Create your own jenkins_jobs.ini based on the exmaple and call
jenkins-jobs --conf ./jenkins_jobs.ini update osmocom-nightly-nitb-split.yml

Change-Id: Ie7c655c6e0e3761e7970e479cadb5ae14faa2c1c

.gitignore

@@ -3,3 +3,4 @@ source-*
 install-*
 tokens.txt
 .*.sw?
+jenkins_jobs.ini

scripts/jenkins_jobs.ini.example

@@ -0,0 +1,6 @@
+[jenkins]
+user=example
+# To get a token: Go to Jenkins via Web -> Login -> Press up right Corner on your Username -> Configure -> API token in the body
+password=get_a_token
+url=https://jenkins.osmocom.org/jenkins
+query_plugins_info=False

scripts/osmocom-nightly-nitb-split.yml

@@ -0,0 +1,20 @@
+---
+- project:
+    name: Osmocom_nightly_nitb_split
+    jobs:
+      - Osmocom_nightly_nitb_split
+
+- job:
+    name: 'Osmocom_nightly_nitb_split'
+    project-type: freestyle
+    defaults: global
+    description: 'Generated by job-builder'
+    node: linux_amd64_debian8
+    builders:
+      - shell:
+          ./scripts/osmocom-nightly-nitb-split.sh
+    scm:
+      - git:
+          url: git://git.osmocom.org/osmo-ci
+          git-config-name: 'Jenkins Builder'
+          git-config-email: 'jenkins@osmocom.org