Add clojure doc

[wsdjeg]

PR Prelude

Thank you for working on SpaceVim! :)

Please complete these steps and check these boxes before filing your PR:

• I have read and understood SpaceVim's CONTRIBUTING document.
• I have read and understood SpaceVim's CODE_OF_CONDUCT document.
• I have updated the Following-HEAD page for this PR.
• I understand my PR may be closed if it becomes obvious I didn't actually perform all of these steps.

Why this change is necessary and useful?

close #2048

[codecov]

Codecov Report

Merging #2091 into master will increase coverage by 0.2%.
The diff coverage is n/a.

@@            Coverage Diff            @@
##           master    #2091     +/-   ##
=========================================
+ Coverage   25.57%   25.77%   +0.2%     
=========================================
  Files         269      267      -2     
  Lines       13495    13374    -121     
=========================================
- Hits         3451     3447      -4     
+ Misses      10044     9927    -117

[aleksandersumowski]

Hi @wsdjeg, why did you comment out the nvim part of the layer here?

[hkupty]

Acid was completely refactored and is considerably more stable and less intrusive now. I believe this is a good timing to try it again.