CP-6093: Implemented "GoTo..." and "Dismiss Selected" actions on the Events page.
Preserve last selected node when switching between views. Added labelling to the
unit tests run post-build. Minor tidy.

Signed-off-by: Konstantina Chremmou <konstantina.chremmou@citrix.com>
CP-6093: Update notifications button with total number of alerts, updates and error
events. Fixed display issue when moving between the notifications and the other views.

Signed-off-by: Konstantina Chremmou <konstantina.chremmou@citrix.com>