Fix multiple postfix conditionals
CLI: Run index.coffee when called on a directory
Fix `child_process.fork` patch

  * Preserve `options` when called without `args`
  * Don't use `coffee` script as `execPath` (Fixes #2919)
Merge pull request #3284 from xixixao/issue3056

Fix multiple postfix conditionals
Merge pull request #3293 from marchaefner/master

Fix `child_process.fork` patch
Merge pull request #3292 from marchaefner/CLI

`coffee DIR` executes `DIR/index.coffee`
add missing implicit object literal test

ref michaelficarra/CoffeeScriptRedux#266 and https://github.com/michaelficarra/CoffeeScriptRedux/commit/670a1f5f780ef6453690552e71aae85c8e50e20e#diff-2
Fixed chaining semantics after outdent
Merge pull request #3317 from xixixao/chainafteroutdent

Chaining semantics after arguments with outdent