Remember currently viewed file when navigating
Refactor navigation
Comment
Remember currently viewed file when navigating with split view enabled
Merge branch 'master' into file-navigation

Conflicts:
	src/views/snapshot-view.js
	static/assets/js/codebrowser-min.js
	static/assets/js/codebrowser.js
Merge branch 'master' into file-navigation

Conflicts:
	static/assets/js/codebrowser-min.js
Show first file after navigation if viewed file doesnt exist
Disable split button if there are not same files in current and previous snapshot
Navigation logic
Unnecessary function call
Fix
Merge branch 'master' into file-navigation

Conflicts:
	static/assets/js/codebrowser-min.js
Refactored file navigation
Logic to router
Cleanup
Merge branch 'file-navigation'