[release] Regular merge of develop

external/contribute/markdown/markdown.md

@@ -19,8 +19,8 @@ Markdown is a lightweight markup language with plain text formatting syntax whic
 * It is powerful - allows to format text with very little effort.
 * It is portable - since it is actually plain text, it can be opened by literally all text editors.
 * It is machine readable - as simple text, markdown documents can be tracked and version using a versioning system (Git, SVN)
-* small file size
-* easy to convert to other formats - existing editors and command line tools (e.g. [pandoc](https://pandoc.org/) allows for easy conversion between Markdown and other widely used formats like HTML, PDF, docx, LaTeX, etc.
+* It has small file size.
+* It is easy to convert to other formats - existing editors and command line tools (e.g. [pandoc](https://pandoc.org/) allows for easy conversion between Markdown and other widely used formats like HTML, PDF, docx, LaTeX, etc.
 
 ## Quick reference