diff --git a/tests/app/application/application-tests-common.ts b/tests/app/application/application-tests-common.ts
index 47dc01e94..6d0179eb0 100644
--- a/tests/app/application/application-tests-common.ts
+++ b/tests/app/application/application-tests-common.ts
@@ -21,3 +21,7 @@ export function testDisplayedEvent() {
     // global.isDisplayedEventFired flag is set in app.ts application.displayedEvent handler
     TKUnit.assert((<any>global).isDisplayedEventFired, "application.displayedEvent not fired");
 }
+
+export function testOrientation() {
+    TKUnit.assert(app.orientation, "Orientation not initialized.");
+}
diff --git a/tests/app/ui/test-pages/bindingExpressions_logicalComparisonOperators_testPage.xml b/tests/app/ui/test-pages/bindingExpressions_logicalComparisonOperators_testPage.xml
index b22a68571..02bd49a90 100644
--- a/tests/app/ui/test-pages/bindingExpressions_logicalComparisonOperators_testPage.xml
+++ b/tests/app/ui/test-pages/bindingExpressions_logicalComparisonOperators_testPage.xml
@@ -1,7 +1,7 @@
 <Page loaded="pageLoaded">
   <StackLayout>
-    <TextField id="textField1" text="{{ varTrue && varFalse }}" />
+    <TextField id="textField1" text="{{ varTrue &amp;&amp; varFalse }}" />
     <TextField id="textField2" text="{{ varTrue || varFalse }}" />
-    <TextField id="textField3" text="{{ varTrue && varFalse || varText }}" />
+    <TextField id="textField3" text="{{ varTrue &amp;&amp; varFalse || varText }}" />
   </StackLayout>
 </Page>
diff --git a/tns-core-modules/application/application.android.ts b/tns-core-modules/application/application.android.ts
index b1d633c62..25e04594b 100644
--- a/tns-core-modules/application/application.android.ts
+++ b/tns-core-modules/application/application.android.ts
@@ -248,6 +248,10 @@ export function getNativeApplication(): android.app.Application {
     return nativeApp;
 }
 
+export function orientation(): "portrait" | "landscape" | "unknown" {
+    return androidApp.orientation;
+}
+
 on(orientationChangedEvent, (args: OrientationChangedEventData) => {
     const rootView = getRootView();
     if (rootView) {
diff --git a/tns-core-modules/application/application.d.ts b/tns-core-modules/application/application.d.ts
index 672e55cc5..48217c411 100644
--- a/tns-core-modules/application/application.d.ts
+++ b/tns-core-modules/application/application.d.ts
@@ -285,6 +285,12 @@ export function on(event: "discardedError", callback: (args: DiscardedErrorEvent
  */
 export function on(event: "orientationChanged", callback: (args: OrientationChangedEventData) => void, thisArg?: any);
 
+/**
+ * Gets the orientation of the application.
+ * Available values: "portrait", "landscape", "unknown".
+ */
+export function orientation(): "portrait" | "landscape" | "unknown";
+
 /**
  * This is the Android-specific application object instance.
  * Encapsulates methods and properties specific to the Android platform.
diff --git a/tns-core-modules/application/application.ios.ts b/tns-core-modules/application/application.ios.ts
index 7cf496b46..60fd1fda8 100644
--- a/tns-core-modules/application/application.ios.ts
+++ b/tns-core-modules/application/application.ios.ts
@@ -415,6 +415,10 @@ function setViewControllerView(view: View): void {
     }
 }
 
+export function orientation(): "portrait" | "landscape" | "unknown" {
+    return iosApp.orientation;
+}
+
 on(orientationChangedEvent, (args: OrientationChangedEventData) => {
     const rootView = getRootView();
     if (rootView) {
diff --git a/tns-core-modules/ui/tab-navigation-base/tab-strip/tab-strip.d.ts b/tns-core-modules/ui/tab-navigation-base/tab-strip/tab-strip.d.ts
index 22b629890..6df5c81cd 100644
--- a/tns-core-modules/ui/tab-navigation-base/tab-strip/tab-strip.d.ts
+++ b/tns-core-modules/ui/tab-navigation-base/tab-strip/tab-strip.d.ts
@@ -27,6 +27,11 @@ export class TabStrip extends View {
      */
     iosIconRenderingMode: "automatic" | "alwaysOriginal" | "alwaysTemplate";
 
+    /**
+     * Gets or sets the color that marks the selected tab of the tab strip. Works for Tabs component only.
+     */
+    highlightColor: Color;
+
     /**
      * @private
      */
diff --git a/tns-core-modules/ui/tab-navigation-base/tab-strip/tab-strip.ts b/tns-core-modules/ui/tab-navigation-base/tab-strip/tab-strip.ts
index f6654c4c5..deead4fb8 100644
--- a/tns-core-modules/ui/tab-navigation-base/tab-strip/tab-strip.ts
+++ b/tns-core-modules/ui/tab-navigation-base/tab-strip/tab-strip.ts
@@ -24,6 +24,7 @@ export class TabStrip extends View implements TabStripDefinition, AddChildFromBu
     public items: TabStripItem[];
     public isIconSizeFixed: boolean;
     public iosIconRenderingMode: "automatic" | "alwaysOriginal" | "alwaysTemplate";
+    public highlightColor: Color;
     public _hasImage: boolean;
     public _hasTitle: boolean;