added /abs/path/settings.json handling

before this path, one could only supply a relative path like:
 --settings ../relative/path/settings.js
now one can also use it with absolute paths like:
 --settings /abs/path/settings.json
Update Settings.js

added brackets to match etherpad lite devs' coding style
Merge pull request #2184 from qknight/patch-1

added /abs/path/settings.json handling
add changelog and bump v number
Merge branch 'release/1.4.1'
Merge branch 'master' of git://github.com/ether/etherpad-lite into develop
Update README.md
Merge branch 'master' of git://github.com/ether/etherpad-lite into develop
Merge branch 'develop' of github.com:aptivate/etherpad-lite into develop
Remove debug trace
Lopad homepage styling