Update changelog to 1.2-1

Change-Id: Id3803d381cf4f61d5f20fdfa0bd22379fab94736
(cherry picked from commit 380fabfe329804c3860cbc785bb15c593d9ad330)
diff --git a/debian/changelog b/debian/changelog
index 33543f2..6b29bf1 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,9 @@
+edgetpuvision (1.2-1) mendel-beaker; urgency=medium
+
+  * Update command line examples and help strings.
+
+ -- AIY Projects <support-aiyprojects@google.com>  Mon, 28 Jan 2019 15:01:00 -0800
+
 edgetpuvision (1.1-1) mendel-beaker; urgency=medium
 
   * Better gstreamer pipelines