Fail to compile try without else/catch/after/rescue, closes #2797
Update release instructions
More updates to instructions
spelling mistake in iex docs: dafailt -> default
Merge pull request #2837 from gausby/patch-1

corrected a spelling mistake in the iex docs: dafailt -> default
Merge branch 'master' of https://github.com/elixir-lang/elixir