Add netbox IPAM charts to support CDS usecase

Add /contrib & netbox subcharts to support the CDS Casablanca
usecases, which leverages Netbox IPAM.

Issue-ID: CCSDK-366

Change-Id: Ic761ea7ac7f763649184b89aa523c9e27fd34fc4
Signed-off-by: Marc-Alexandre Choquette <m.a.choquette@bell.ca>
diff --git a/kubernetes/contrib/charts/netbox/.helmignore b/kubernetes/contrib/charts/netbox/.helmignore
new file mode 100755
index 0000000..f0c1319
--- /dev/null
+++ b/kubernetes/contrib/charts/netbox/.helmignore
@@ -0,0 +1,21 @@
+# Patterns to ignore when building packages.
+# This supports shell glob matching, relative path matching, and
+# negation (prefixed with !). Only one pattern per line.
+.DS_Store
+# Common VCS dirs
+.git/
+.gitignore
+.bzr/
+.bzrignore
+.hg/
+.hgignore
+.svn/
+# Common backup files
+*.swp
+*.bak
+*.tmp
+*~
+# Various IDEs
+.project
+.idea/
+*.tmproj