creationix/nvm — pull request #184 by judu (2012-12-13 16:24:39+00:00)
Title: Check for versions like vX.Y

Users might ask for a v0.x version (`nvm use v0.9` for example). So we check for v* versions that have no patch number.
We do that because v?*.?*.?* does not match 'vX.Y'.