Choosenim crash on Windows 10 (64-bit)
`> choosenim "#head"`

Downloading Nim devel from GitHub
Traceback (most recent call last)
choosenim.nim(155)       choosenim
choosenim.nim(136)       performAction
choosenim.nim(78)        choose
choosenim.nim(61)        chooseVersion
choosenim.nim(23)        installVersion
download.nim(227)        download
download.nim(212)        downloadImpl
download.nim(169)        downloadFile
download.nim(154)        downloadFileNim
httpclient.nim(1256)     downloadFile
httpclient.nim(951)      parseBody
httpclient.nim(892)      recvFull
httpclient.nim(866)      reportProgress
download.nim(150)        onProgressChanged
terminal.nim(657)        showBar
terminal.nim(396)        eraseLine
system.nim(2724)         sysFatal
Error: unhandled exception: over- or underflow [OverflowError]