Ooops that t.y = t.y stayed in the code, I wrote t.y = 1f - t.y to flip the image on the y-axis. The texID's value is 0 by default, so I can check if there is no tex coords for that vertex.
https://mega.co.nz/#!8FtkXDzZ!R6S_71KMoKIhS4edYjq1VnnimMZ7TvLDL6OSmW_Zxuk <- link for obj and texture
It is not a cube, it's a sh*tty hallway, just made something to try the loader. Here is how it looks like http://i.imgur.com/sWXw7Lp.png
http://pastebin.com/38ECG3ge <- code for the class