Add Clear button
Ignore tilde backup files
Fix case
Add Home link
Merge branch 'master' of https://github.com/gtryus/lexicalbrowser

Conflicts:
	app.js
Merge branch 'master' of https://github.com/gtryus/lexicalbrowser

Conflicts:
	app.js
Merge pull request #10 from marksrcn/master

Minor fix and features