Set dev to 1.5.2-SNAPSHOT
Remove rating nudger.

1. Not providing additional ratings in the play store
2. Amazon is complaining about the embedded link to the play store.
Issue #172: Fix possible wrong context being retrieved from adapter

When in Poster view mode for TV Shows there is a possibility of the wrong
context being passed into the view or retrieved.  This fixes that issue.
Release 1.5.2