Add "Related Projects" section with micropython-lib link

Home.md

@@ -31,6 +31,10 @@ You can also testdrive a Pyboard over Internet: http://micropython.org/live/ !
 #### The pyb module
 This module allows access to the internal peripherals of the microcontroller chip. Initially, the 405RG chip noted above is supported. Support for more microcontrollers may be added in future releases. Documentation: http://docs.micropython.org/en/latest/library/pyb.html
 
+### Related Projects
+
+* [micropython-lib](https://github.com/micropython/micropython-lib) - project to develop/port Python standard library for MicroPython
+
 ### Development
 * [[ContributorGuidelines]] - get to know MicroPython approach.
 * [[DevelWorkflow]] - suggested development workflow for contributors.