added some backup files

*.orig is used by meld (mergetool for git)
*~ is used by nano (text editor)
*.DS_Store is mac specific file it crates about icon locations etc
metadata of folder
refactor

removed unused files and not needed structure from js files
take full objects through json with angular,
removed meld backup file
give nested attributes correct scope
typo

nested_attributes, rather than nested_params
allow destoying of option through question
indent
include id in the list of options
include id in the list of questions (json)
added some padding for some structure
added hidden survey field for answering survey, it needs to be set.
better show view of survey