I have updated to Adt r.22 and now it takes lot of time for the sdk content loader tried solving that referring to
Eclipse hangs at the Android SDK Content Loader
now its fine but every time i open a xml/layout file it shows the 4.4.2 is loading and consumes a lot of time until the layout shows up.
2nd problem i'm facing is that the Api level rendering to show layouts for Api 19 shows special characters instead of text