I'm getting this :

and I'm not sure if the red tick marks in SDK Manager are related :

I have the files and they appear to be in the correct locations :

And my SDK location appears correct :

I'm getting this :

and I'm not sure if the red tick marks in SDK Manager are related :

I have the files and they appear to be in the correct locations :

And my SDK location appears correct :

Try importing v7/appcompat as a library project to Eclipse and then add to your project.
Library project is at following path:
sdk/extras/android/support/v7/appcompat
Also take a look at how to use this recently updated library for supporting ActionBar on older versions.