Add .deb packaging

Add initial metadata for .deb packages.

Change-Id: Ied02e445236410de51488fbb5aaea3170d02a31d
Related: OS#1948
diff --git a/debian/source/format b/debian/source/format
new file mode 100644
index 0000000..9f67427
--- /dev/null
+++ b/debian/source/format
@@ -0,0 +1 @@
+3.0 (native)
\ No newline at end of file