Merge pull request #16 from settinghead/master

SockJS timeout bug fix for windows
Merge pull request #17 from settinghead/master

Fix bower version mistake
Merge pull request #18 from settinghead/master

Update README.md as per #2
Merge pull request #19 from settinghead/master

Mac & Windows Icon; Mac build optimization
Merge pull request #20 from settinghead/master

Replace with GPLv3 licence in LICENCE file
Merge pull request #21 from settinghead/master

Use Markdown version of GPLv3
Merge pull request #22 from settinghead/master

Remove default widgt & settings URL