[FIX] Update ulr to use https for udpipe models

[PrimozGodec]

Issue

Fixes #519

Description of changes

The issue was that we were using HTTP and when 404 happened the internet provider can replace 404 responses with something else. It can be avoided with https

Includes

• Code changes
• Tests
• Documentation

[codecov-io]

Codecov Report

Merging #524 into master will decrease coverage by 0.29%.
The diff coverage is 4.65%.

@@            Coverage Diff             @@
##           master     #524      +/-   ##
==========================================
- Coverage   66.93%   66.63%   -0.30%     
==========================================
  Files          66       66              
  Lines        7137     7169      +32     
  Branches      948      949       +1     
==========================================
  Hits         4777     4777              
- Misses       2205     2237      +32     
  Partials      155      155              

[ajdapretnar]

I think you need to rebase this. It looks like you have pull in some of @djukicn changes. :)

[PrimozGodec]

I accidentally based the PR on wrong branch. Now it is fixed.