Merge pull request #31 from exadeci/master

Addition of Rust Language
finalize rust support addition
Merge pull request #32 from folieadrien/master

finalize rust support addition
add proper logging system
fix ruby lines error output by moving output sync into its own file
Merge pull request #34 from folieadrien/better-logging

add proper logging system
Merge pull request #35 from folieadrien/fix-ruby-lines

fix ruby lines error output by moving output sync into its own file
add rails support inside ruby image
Merge pull request #36 from folieadrien/add-rails

add rails support inside ruby image
Update sync.rb
refactor stream test
refactor stream.js
Merge pull request #37 from folieadrien/master

refactor test
Update Dockerfile
exec-ruby now uses sync.rb file properly
cleanup blank lines
refactoring docker images
Update README.md
refactor exec images
Merge pull request #39 from folieadrien/master

Misc.