Modified instructions for translating to make sure people check if there's someone else already working on the language.
Merge remote-tracking branch 'upstream/master'
Create Russian_Tutorial2.lua

Game has full Russian translation now!
Create Russian_Tutorial3.lua

3rd Russian tutorial
Create Russian_Tutorial4.lua

4th Russian tutorial
Merge pull request #34 from AnToHu0/patch-4

Create Russian_Tutorial2.lua
Merge pull request #35 from AnToHu0/patch-5

Create Russian_Tutorial3.lua
Merge pull request #36 from AnToHu0/patch-6

Create Russian_Tutorial4.lua
minor fixes in Russian.lua
Merge pull request #37 from AnToHu0/patch-3

minor fixes in Russian.lua
Added a button to open the AI folder from within the game. Added German and English translations for it. Modified tutorial 1 in English and German to hint at the button.
Update Russian.lua
Update Russian_Tutorial1.lua
Merge pull request #40 from AnToHu0/patch-4

Update Russian.lua
Merge pull request #41 from AnToHu0/patch-1

Updated "open folder" hint
ai.init is now called _before_ the challenges start their code... so no passengers can spawn before ai.init
Merge remote-tracking branch 'upstream/master'