Merge pull request #5 from tagawa/small-edits

Added version number
Added browser support details
Merge pull request #6 from tagawa/docs

Added browser support details
Added one-line explanation and link to demo page
Merge pull request #7 from tagawa/docs

Added one-line explanation and link to demo page
Updated browser support details
Merge pull request #8 from tagawa/docs

Updated browser support details
Updated browser support details again
Merge pull request #9 from tagawa/docs

Updated browser support details again
Merge pull request #10 from tagawa/small-edits

Close dropdown when trigger element loses focus
Fix for onblur not working in Chrome