[JA] Bump up basics/functions to 1.2.0 (#1665)
[JA] Bump up basics/functions to 1.2.0 (#1665)

* add parens to function call

* Add pattern matching ordering note/example

* Add section on functions and pattern matching.

* Newline all sentences

* Fix typos and some sentences

doomspork/elixir-school,nscyclone/elixir-school,nscyclone/elixir-school,doomspork/elixir_school,doomspork/elixir-school,nscyclone/elixir-school,doomspork/elixir-school,doomspork/elixir_school,nscyclone/elixir-school,doomspork/elixir_school