Stops error logging as stash@{0}^3 is valid if there are untracked files

Remembers and restores the last commit search string
Adds search command to the results inline toolbar
Reopens search when clicking on a result node with no results
Fixes encoded html in empty state

Fixes line-breaks on hover commit messages

Fixes the uri handling when using the fs provider
Fixes the fs provider when getting the stat of the repo root

Duplicate nodes caused by branches with the same last path part

Changes commit search by message to be case-insensitive
Clarifies path/glob for file searches

Updates CHANGELOG