[MNT] doc/visual-programming as git submodule

[markotoplak]

Description of changes

I used the following commands for this:

git clone --no-hardlinks --no-local orange3 orange3-doc-visual-programming

cd orange3-doc-visual-programming/
git filter-repo --path doc/visual-programming/ --path-rename doc/visual-programming/:
git remote add origin [email protected]:biolab/orange3-doc-visual-programming.git

cd ../orange3
git checkout -b doc-visual-programming-submodule
git rm -r doc/visual-programming
git commit -a -m "Removed visual-programming docs that will become a submodule"
rm -rf doc/visual-programming
git submodule add [email protected]:biolab/orange3-doc-visual-programming.git doc/visual-programming
git submodule init
git submodule update
git add .gitmodules doc/visual-programming/
git commit -m "Added submodule for doc/visual-programming"

Includes

• Code changes
• Tests
• Documentation

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 88.48%. Comparing base (091e88c) to head (4670d39).
Report is 20 commits behind head on master.

Additional details and impacted files

@@           Coverage Diff           @@
##           master    #7012   +/-   ##
=======================================
  Coverage   88.48%   88.48%           
=======================================
  Files         332      332           
  Lines       73333    73337    +4     
=======================================
+ Hits        64889    64894    +5     
+ Misses       8444     8443    -1     

[markotoplak]

@janezd, I think this is ready.

[markotoplak]

In a fresh clone, I needed to do the following to get the docs:

git submodule init
git submodule update

An alternative is a clone with --recurse-submodules