Enables Roxygen markdown

[averissimo]

Have you read the Contributing Guidelines?

• closes Support Roxygen2 markdown by default on all documentation #153

Changes description

• Enables MD on documentation
• Cleans wordlist by using backticks to denote code & acronyms

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

❗ No coverage uploaded for pull request base (bugFix/#147-PostgreSQL-Connection@c54704d). Click here to learn what that means.

❗ Current head b7c3b62 differs from pull request most recent head 7d95be4. Consider uploading reports for the commit 7d95be4 to get more accurate results

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Additional details and impacted files

@@                         Coverage Diff                          @@
##             bugFix/#147-PostgreSQL-Connection     #154   +/-   ##
====================================================================
  Coverage                                     ?   31.40%           
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  Files                                        ?       16           
  Lines                                        ?     1433           
  Branches                                     ?        0           
====================================================================
  Hits                                         ?      450           
  Misses                                       ?      983           
  Partials                                     ?        0           

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[arunkodati77]

Looks good.