Refactor ProjectListPopup out of MyWatchedProjectsScreen

As a base change or a preparation step for 'On project creation
allow choosing parent from popup.'

Move the code for the ProjectListPopup from MyWatchedProjectsScreen
into its own top-level class so that it can be reused.

Change-Id: I82183d1565c563ed14c4e4abd8713bcdf9c6aebf
Signed-off-by: Bruce Zu <bruce.zu@sonymobile.com>
2 files changed