FredrichO - [#55854024] more work on Custom draggable grid view
Pinlock: added a better version of the unlock screen.
Passcode: added i18n strings, use better naming convention, added preferences screen.
Passcode: few more UI tweaks
Passlock: Use CheckBoxPreference to show the passlock status
Passcode: Use android preferences to show passcode settings
FredrichO - more work custom gridview.
Resolving merge conflicts
Passcode: Styling the keyboard
Passlock: unhide the feature for beta testing
FredrichO/JonathanL - [#55854024] Implemented sorting on media gallery.
FredrichO/JonathanL - Fixed crash on theme browser.
FredrichO/JonathanL - [finishes #56273048] Added group separators per locale for stats.
FredrichO/JonathanL - [finishes #52986243] Added placeholder images for other media file types.
Resolving merge conflicts
Passlock: set extended timeout when switching to the device browser.
Passcode: Use TableLayout to hold and arrange the keyboard on the screen.
Show the password-error Toast on the top of the screen.
FredrichO/JonathanL - [finishes #56262540] Hid unused stats views.
FredrichO/JonathanL - [finishes #56376634] Added a view where user can select how they want to share media items from the android gallery.
FredrichO/JonathanL - [finishes #56381770] Added link to old stats activity in the menu options