Revert "Add show autocomplete on textbox focus"

This reverts commit c2d307e0a4ec891307cfd9dddc8b25e14c5eaae4.
Revert "Autozoom checkbox"

This reverts commit d544df421aebe6d7aaf7aaf71392e27c97e15888.
Revert "Issue#31 fixed"

This reverts commit 44355884cd82e3e763e93f183d3137372c664631.