Pretty print, using recursion (tables) and colors.
Fixed print for varargs.
Using __tostring when exists.
add repeatTensor function, similar to matlab repmat
Merge branch 'master' of github.com:andresy/torch
add documentation for file:referenced, file:isReferenced, torch.expand, torch.expandAs, torch.repeatTensor
Added a TTY detector.
Colors are now conditioned by tty check.
Merge branch 'prettyprint'
sometimes io.popen fails in osx and -onethread, so this makes sure it fails gracefully and torch can still start
Merge pull request #111 from 2ndforks/master

Small fix for graceful fail of gnuplot with OSX and -onethread
Merge remote-tracking branch 'upstream/master'