Andrey Nering f3097845b4 allow assigning variables to tasks at run time via CLI ...

using a similar syntax than setting env variables to command in bash,
but used right after the task:

```bash
task print MESSAGE=Hello!
```

closes #33

2017-09-07 13:57:06 -03:00

..

task.go

allow assigning variables to tasks at run time via CLI

2017-09-07 13:57:06 -03:00