Begin js implementation
remove .DS_Store
first draft variant
test array
fix name
test custom namespace
test custom namespace by param
test custom namespace by param
draft of js implementation
refactore code after chat with main contributor
Merge pull request #10 from le0pard/master

First draft JS implementation
extracted javascript helpers to separate file in support directory
refactor configuration filtering. rename configuration options
change to rails engine. change global.js to global-js.js
update documentation: add javascript block
add advanced configuration to readme