[FEATURE] Add DKT Model

[sone47]

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Description

(Brief description on what this PR is about)

What does this implement/fix? Explain your changes.

Add DKT model and relevant files.

Pull request type

• [ ] [DATASET] Add a new dataset
• [ ] [BUGFIX] Bugfix
• [x] [FEATURE] New feature (non-breaking change which adds functionality)
• [ ] [BREAKING] Breaking change (fix or feature that would cause existing functionality to not work as expected)
• [ ] [STYLE] Code style update (formatting, renaming)
• [ ] [REFACTOR] Refactoring (no functional changes, no api changes)
• [ ] [BUILD] Build related changes
• [ ] [DOC] Documentation content changes
• [ ] [Sync] Synchronization with a repository
• [ ] [OTHER] Other (please describe):

Changes

• Add DKT model
• Add DKT examples
• Add KPT/EKPT doc
• Add tests for DKT

Does this close any currently open issues?

N/A

Any relevant logs, error output, etc?

N/A

Checklist

Before you submit a pull request, please make sure you have to following:

Essentials

• [x] PR's title starts with a category (e.g. [BUGFIX], [FEATURE], [BREAKING], [DOC], etc)
• [x] Changes are complete (i.e. I finished coding on this PR)
• [x] All changes have test coverage and al tests passing
• [x] Code is well-documented (extended the README / documentation, if necessary)
• [x] If this PR is your first one, add your name and github account to AUTHORS.md

Comments

• If this change is a backward incompatible change, why must this change be made.
• Interesting edge cases to note here

[tswsxk]

1. There are conflicting files. Please solve the conflicts before you merge.

[codecov-commenter]

Codecov Report

Merging #3 (a692299) into main (4151e0c) will not change coverage. The diff coverage is 100.00%.

@@            Coverage Diff            @@
##              main        #3   +/-   ##
=========================================
  Coverage   100.00%   100.00%           
=========================================
  Files            4         6    +2     
  Lines          119       191   +72     
=========================================
+ Hits           119       191   +72     

Impacted Files	Coverage Δ
EduKTM/DKT/DKT.py	100.00% <100.00%> (ø)
EduKTM/DKT/__init__.py	100.00% <100.00%> (ø)
EduKTM/__init__.py	100.00% <100.00%> (ø)

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