Display introductory tutorial only on first run

Fixes #1942
Moved search to action bar

Fixes #1918
3.0.1 beta
Added Indonesian translation
Updated similar solutions section
Refresh UI after clear DB

Thanks @tonymanou
Better/fixed main list refresh
Fix tutorial header
Fixed Indonesian translation
Layout improvements

Refs #1933
update LT
Server: disable empty request warning
PreferenceActivity-like style for settings activity
Using custom style to have an height of 48dp for every setting lines
Layout fix

Refs #1933
Merge pull request #1944 from smiledexter/patch-65

Updated Lithuanian translation
Updated changelog
Outside overlay scrollbar looks nicer
3.0.2 beta
Updated changelog