Merge pull request #6 from skobkin/master

Image embedding and markdown links support
Merge pull request #7 from skobkin/master

Regex bugfix
Installation section

Добавил инструкцию по установке в связи с постом неосилятора.
Merge pull request #11 from skobkin/patch-1

Installation section
Merge pull request #6 from Sega-Zero/master

Some merge