## 0.3.0 Release
### New Features
- `--prepend` inserts code into body for -e, -i and -n
- `--extern` also used for explicitly linking to a crate
- `--features` shortcut for specifying features when compiling
- `--compile-only` copies file to current dir after compilation
- `--no-prelude` prevent usual runner prelude from being included
- "$VAR" environment expansions for -e, -i and -n
- `--doc` can be given a crate name
### Fixes
- distinction between project and crate names