5.4.0

Changes:
* Added Root Access Detection (SharpFixApplicationClass.java)
* Added root File Dialog (FileDialog.java)
* Added Scheduled scan settings UI
* Fixed hidden directories issues, totally removed hidden folders in
FolderDialog (FolderDialog.java)
* Database version upgraded to 3, Added Services-switches on database
(SQLiteHelper.java)
* Added root access checker (ExecuteAsRootBase.java)
* Added Open Source root shell class for rooted devices taken from Adam
Outler (Shell.java)
* Modified Shell.java
* Fixed view rule bug in Filter Rules (ViewRuleActivity.java)