Merge pull request #1064 from bmantra/master

delete old zombies via REST api and UI closes #762
add menu separator and delete icon
rescue StandardError
Add HTTP method option
set reverse shell as default command
Re-indent
Add Shell Shock Scanner module
Added DNS and ETag covert channels
Update command.js
Update module.rb
Update module.rb
Add support for Windows 8.1
Merge pull request #1067 from ovbroslavsky/master

OS detection: add support for Windows 8.1
Merge pull request #1066 from tsu-iscd/master

Added DNS and ETag covert channels
Add gitignore.io to .gitignore
module for IBM iNotes