Format all instructions.append.md to start with an H1 (required but ignored) and H2 - #393

The process '/usr/bin/git' failed with exit code 128

Function 'Prime' doesn't return a value on all code paths. A null reference exception could occur at run time when the result is used.

Function 'Tick' doesn't return a value on all code paths. A null reference exception could occur at run time when the result is used.

Using the iteration variable in a lambda expression may have unexpected results. Instead, create a local variable within the loop and assign it the value of the iteration variable.

Using the iteration variable in a lambda expression may have unexpected results. Instead, create a local variable within the loop and assign it the value of the iteration variable.

Using the iteration variable in a lambda expression may have unexpected results. Instead, create a local variable within the loop and assign it the value of the iteration variable.

'Public Shared Function __Assign(Of List(Of T))(ByRef target As List(Of T), value As List(Of T)) As List(Of T)' is obsolete: 'Please refactor calling code to use normal Visual Basic assignment'.

Type parameter 'T' has the same name as a type parameter of an enclosing type. Enclosing type's type parameter will be shadowed.

'Public Shared Function __Assign(Of List(Of T))(ByRef target As List(Of T), value As List(Of T)) As List(Of T)' is obsolete: 'Please refactor calling code to use normal Visual Basic assignment'.

'Public Shared Function __Throw(Of Integer)(e As Exception) As Integer' is obsolete: 'Please refactor calling code to use normal throw statements'.