LiveSync does not work for iOS platform specific .xml/.css files on iOS Simulator

[vchimev]

Tested with 1.5 RC.

Steps to reproduce:

• tns livesync ios --emulator --watch
• make a change to any *.ios.xml or *.ios.css file

Output:

TypeError: Cannot read property 'toLowerCase' of undefined
    at FiberFuture.Future.wait (/Users/vchimev/Work/release/node_modules/fibers/future.js:535:15)
    at /Users/vchimev/Work/release/node_modules/nativescript/lib/common/errors.js:109:33
    at Function.settle (/Users/vchimev/Work/release/node_modules/fibers/future.js:249:26)
    at FiberFuture.Future.wait (/Users/vchimev/Work/release/node_modules/fibers/future.js:534:10)
    at /Users/vchimev/Work/release/node_modules/nativescript/lib/common/services/commands-service.js:87:106
    at Function.settle (/Users/vchimev/Work/release/node_modules/fibers/future.js:249:26)
    at FiberFuture.Future.wait (/Users/vchimev/Work/release/node_modules/fibers/future.js:534:10)
    at /Users/vchimev/Work/release/node_modules/nativescript/lib/common/dispatchers.js:38:85
    at Function.settle (/Users/vchimev/Work/release/node_modules/fibers/future.js:249:26)
    at FiberFuture.Future.wait (/Users/vchimev/Work/release/node_modules/fibers/future.js:534:10)
    at /Users/vchimev/Work/release/node_modules/nativescript/lib/nativescript-cli.js:20:45
    - - - - -
    at UsbLiveSyncServiceBase.parseFile (/Users/vchimev/Work/release/node_modules/nativescript/lib/common/services/usb-livesync-service-base.js:247:69)
    at UsbLiveSyncServiceBase.getProjectFileInfo (/Users/vchimev/Work/release/node_modules/nativescript/lib/common/services/usb-livesync-service-base.js:230:27)
    at /Users/vchimev/Work/release/node_modules/nativescript/lib/services/usb-livesync-service.js:63:49
    at Function.settle (/Users/vchimev/Work/release/node_modules/fibers/future.js:249:26)
    at FiberFuture.Future.wait (/Users/vchimev/Work/release/node_modules/fibers/future.js:534:10)
    at /Users/vchimev/Work/release/node_modules/nativescript/lib/services/usb-livesync-service.js:92:82
    at Function.settle (/Users/vchimev/Work/release/node_modules/fibers/future.js:249:26)
    at FiberFuture.Future.wait (/Users/vchimev/Work/release/node_modules/fibers/future.js:534:10)
    at FutureDispatcher.run (/Users/vchimev/Work/release/node_modules/nativescript/lib/common/dispatchers.js:75:22)
    at /Users/vchimev/Work/release/node_modules/nativescript/lib/common/services/usb-livesync-service-base.js:115:35
    at Function.settle (/Users/vchimev/Work/release/node_modules/fibers/future.js:249:26)
    at FiberFuture.Future.wait (/Users/vchimev/Work/release/node_modules/fibers/future.js:534:10)
    at /Users/vchimev/Work/release/node_modules/nativescript/lib/services/usb-livesync-service.js:130:38
    at Function.settle (/Users/vchimev/Work/release/node_modules/fibers/future.js:249:26)
    at FiberFuture.Future.wait (/Users/vchimev/Work/release/node_modules/fibers/future.js:534:10)
    at /Users/vchimev/Work/release/node_modules/nativescript/lib/common/services/commands-service.js:54:55