add a --browser option

closes #3
fix to make highlight.js and marked stop clashing

closes #4
closes shime/vim-livedown#6
fix to remove requirement for absolute paths

closes #5
release v1.0.5
Update dependency chokidar to fix #6
Merge pull request #7 from kwakayama/fix/recognizeChanges

Update dependency chokidar to fix #6
fix link to demo
release v1.0.6
Add autoclosing feature for browser tabs
Merge pull request #8 from kwakayama/feature/autoCloseTab

Add autoclosing feature for browser tabs
release v1.0.7