Hiding editor lost focus after splitting

[Kvaz1r]

Description

Editor hiding after it lost focus when open file from default project
And log content such records:

2017/12/04 22:22:38 Warning: command update-license is overriding command update
-license at binding Win-Shift-L
2017/12/04 22:22:38 Warning: command show-suggestions is overriding command show
-suggestions at binding Ctrl-Space
2017/12/04 22:22:38 Warning: command show-suggestions is overriding command show
-suggestions at binding Win-Space

Steps to reproduce

1. vidar test.go test.txt
2. split view vertically
3. open some file from directory of default project (through corresponding button)
   
4. move file neighbour for new open file from one split editor
   to other split editor and focus on it

Expected behavior

Display content of file in the editor.

Actual behavior

[Kvaz1r]

After some tests the title seems not very correctly. This bug don't related to default project or way how files was opened. I think the reason in refocusing after splitting.