Refactor Lockscreen fragment layouts

LinearLayout -> RelativeLayout
Also fixes issues on <xhdpi devices

Change-Id: I7b15728e21a705246526bc2867c1d860b03d93cb
Signed-off-by: Gergely Szell (sethyx) <szell@hu.ibm.com>
Merge "Refactor Lockscreen fragment layouts" into jb-mr1
RC: Fixed czech translation

Change-Id: Ib5d388c8bfc1e5b4c456f5499f94d62a9e8be560
Signed-off-by: kecinzer <kecinzer@gmail.com>
Merge remote-tracking branch 'aokp/jb-mr1' into jb-mr1