Sync landscape layouts to their portrait counterparts.

Change-Id: Ifee64bd0eab86b4f9547e77dd673c16c25286e5d
JIRA: NIGHTLIES-204
Fix up screen rotation behaviour of call log activity.

Make sure the search fragment is hidden if not needed, and save instance
state of activity and fragments.

Change-Id: I9dc6e6b7cc2403abf1ad4afbe0aa8d3f4c96f05c