winpython: Fix checkver

[rasa]

See #150

[linsui]

winpython: 3.8.0.0 (scoop version is 3.7.4.1) autoupdate available
Autoupdating test
Searching hash for WinPython32-3.8.0.0Zero.exe in https://winpython.github.io/md5_sha1.txt
Could not find hash in https://winpython.github.io/md5_sha1.txt
Downloading WinPython32-3.8.0.0Zero.exe to compute hashes!
The remote server returned an error: (404) Not Found.
URL https://downloads.sourceforge.net/project/winpython/WinPython_3.8/3.8.0.0/WinPython32-3.8.0.0Zero.exe#/dl.7z is not valid
Could not find hash!
ERROR Could not update test 32bit

There is no 3.8.0.0zero version, maybe we should change to 3.8.0.0dot version?

[rasa]

There is no 3.8.0.0zero version, maybe we should change to 3.8.0.0dot version?

@linsui I removed Zero from the regex. Why pull from the dot version?

[linsui]

But au.url is still https://downloads.sourceforge.net/project/winpython/WinPython_$majorVersion.$minorVersion/$version/WinPython32-$versionZero.exe#/dl.7z .

winpython: 3.8.0.0 (scoop version is 3.7.4.1) autoupdate available
Autoupdating winpython
DEBUG[1572483615] $substitutions (hashtable) -> /root/scoop/lib/autoupdate.ps1:181:5
DEBUG[1572483615] $substitutions.$minorVersion                  8
DEBUG[1572483615] $substitutions.$buildVersion                  0
DEBUG[1572483615] $substitutions.$patchVersion                  0
DEBUG[1572483615] $substitutions.$url                           https://downloads.sourceforge.net/project/winpython/WinPython_3.8/3.8.0.0/WinPython32-3.…
DEBUG[1572483615] $substitutions.$majorVersion                  3
DEBUG[1572483615] $substitutions.$basename                      WinPython32-3.8.0.0Zero.exe
DEBUG[1572483615] $substitutions.$matchTail                     .0
DEBUG[1572483615] $substitutions.$dashVersion                   3-8-0-0
DEBUG[1572483615] $substitutions.$underscoreVersion             3_8_0_0
DEBUG[1572483615] $substitutions.$match1                        3.8.0.0
DEBUG[1572483615] $substitutions.$preReleaseVersion             3.8.0.0
DEBUG[1572483615] $substitutions.$cleanVersion                  3800
DEBUG[1572483615] $substitutions.$version                       3.8.0.0
DEBUG[1572483615] $substitutions.$baseurl                       https://downloads.sourceforge.net/project/winpython/WinPython_3.8/3.8.0.0
DEBUG[1572483615] $substitutions.$matchHead                     3.8.0
DEBUG[1572483615] $hashfile_url = https://winpython.github.io/md5_sha1.txt -> /root/scoop/lib/autoupdate.ps1:184:5
Searching hash for WinPython32-3.8.0.0Zero.exe in https://winpython.github.io/md5_sha1.txt
DEBUG[1572483615] $regex = ([a-fA-F0-9]{64})\s+\|\s+WinPython32-3\.8\.0\.0Zero\.exe -> /root/scoop/lib/autoupdate.ps1:59:5
Could not find hash in https://winpython.github.io/md5_sha1.txt
Downloading WinPython32-3.8.0.0Zero.exe to compute hashes!
The remote server returned an error: (404) Not Found.
URL https://downloads.sourceforge.net/project/winpython/WinPython_3.8/3.8.0.0/WinPython32-3.8.0.0Zero.exe#/dl.7z is not valid
Could not find hash!
ERROR Could not update winpython 32bit