Updated _Sidebar (markdown)

_Sidebar.md

@@ -1,7 +1,7 @@
+
 # Getting Started
 - [[Installation|Getting Started]]
 - [[Learn Micropython|Learn Micropython]]
-- [[Differences to CPython|Differences]]
 - [micropython-lib](https://github.com/micropython/micropython-lib): ported stdlib
 
 ## Python Boards and MCUs
@@ -11,11 +11,13 @@
 - [[Hardware Details|Hardware Details]] (need to compile pwm timers, servos, etc.)
 
 # General info
+- [[Differences to CPython|Differences]]
 - [[Performance|Performance]]
 - [[Comparison to ELua|MicroPythonVsELua]]
 
 # Development
+- [Code Conventions](https://github.com/micropython/micropython/blob/master/CODECONVENTIONS.md)
 - [[Contributor Guidelines|ContributorGuidelines]]
 - [[Development Workflow|DevelWorkflow]]
-- [[Internals|Internals]]
+- [[micropython Internals|Internals]]
 - [[ARM Toolchain|Getting Started STM]]