Created temporary fix for amd64 on Debian 7.

Should temporarily fix issue KnightSwarm/Minstall#61.
Deleted redundant files.
Fixed packages that don't get differentiated.
Added linebreak.
Updated repositories.

Added nginx and removed Node.js.
Merge pull request #64 from thesupremecommander/debian-x64-fix

Debian x64 Temporary Fix
Merge pull request #65 from thesupremecommander/extra-repository-updates

Update Extra Repositories
attempt to fix user management module
added SSH/SFTP options to user management