Cast cached device option to boolean before use it

Author: Fatme Havaluova

lib/services/android-debug-service.ts

@@ -37,7 +37,7 @@ class AndroidDebugService implements IDebugService {
 				var cachedDeviceOption = this.$options.forDevice;
 				this.$options.forDevice = true;
 				this.$platformService.buildPlatform(this.platform).wait();
-				this.$options.forDevice = cachedDeviceOption;
+				this.$options.forDevice = !!cachedDeviceOption;
 
 				packageFile = this.$platformService.getLatestApplicationPackageForDevice(platformData).wait().packageName;
 				this.$logger.out("Using ", packageFile);

lib/services/platform-service.ts

@@ -233,7 +233,7 @@ export class PlatformService implements IPlatformService {
 			var cachedDeviceOption = this.$options.forDevice;
 			this.$options.forDevice = true;
 			this.buildPlatform(platform).wait();
-			this.$options.forDevice = cachedDeviceOption;
+			this.$options.forDevice = !!cachedDeviceOption;
 
 			// Get latest package that is produced from build
 			var packageFile = this.getLatestApplicationPackageForDevice(platformData).wait().packageName;