added array manager
test dom converters with arrays
test class attr with arrays
add no-op test for f-convert
updated attribute tests for arrays
added #list converter to use if you do want to display an array
changed operations:publish to support serial and parallel operations
all events now publish an array to operations
Feature(Pipe Operations): You can now use the `|` to specify multiple
operations to be executed in serial.

Example:

```
<body data-f-on-init="start_game | step(10)">
```
Step will be executed after start_game completes

* feature/pipe-operations:
  all events now publish an array to operations
  changed operations:publish to support serial and parallel operations
added basic number format tests
number converter now takes last item in array