Merge pull request #58 from Svitlana007/patch-3

Update readme.md

Author: atherdon

_old/callbacks/readme.md

@@ -1 +1,4 @@
-submodule for https://github.com/atherdon/markdown-to-email
+submodule for https://github.com/atherdon/markdown-to-email
+
+
+## [Linkedin page of LLazyEmail](https://www.linkedin.com/company/llazyemail/)