Added imagery timeline view for telemetry sources and placeholder template for displaying historical imagery

platform/features/imagery-timeline/bundle.js

@@ -0,0 +1,28 @@
+define([
+	'openmct'
+], function (
+	openmct
+) {
+	openmct.legacyRegistry.register("platform/features/imagery-timeline", {
+		"name" : "Imagery Timeline",
+		"description": "Provides a timeline view of imagery telemetry.",
+		"extensions": {
+			"views": [
+				{
+					"name": "Imagery Timeline",
+					"key": "imagery.timeline",
+					"cssClass": "icon-image",
+					"templateUrl": "templates/timeline.html",
+					"needs": [ "telemetry" ],
+					"delegation": true
+				}
+			],
+			"stylesheets": [
+				{
+					"stylesheetUrl": "css/timeline.css"
+				}
+			]
+		}
+	})
+
+});

platform/features/imagery-timeline/res/templates/timeline.html

@@ -0,0 +1,5 @@
+<div class="imagery-timeline">
+	<img class="timeline-img"
+		src="https://www.jpl.nasa.gov/images/msl/20140203/pia17931-640.jpg"
+		ng-repeat="n in [0, 1, 2, 3, 4, 5, 6, 7, 8, 9]">
+</div>