Failed to load the tool-bar package

[Enter steps to reproduce:]

1. ...
2. ...

**Atom**: 1.33.1 x64
**Electron**: 2.0.16
**OS**: Unknown Windows version
**Thrown From**: [tool-bar](https://github.com/suda/toolbar) package 1.1.11

### Stack Trace

Failed to load the tool-bar package

```
At unexpected in C:\Users\ghana\.atom\packages\tool-bar\keymaps\tool-bar.cson:1:1

SyntaxError: unexpected
at C:\Users\ghana\.atom\packages\tool-bar\keymaps\tool-bar.cson:1:1
```

### Commands

```
```

### Non-Core Packages

```
autocomplete-clang 0.11.5
build 0.70.0
busy-signal 1.4.3
file-icons 2.1.27
intentions 1.1.5
japanese-menu 1.14.0
language-ini 1.20.0
linter 2.2.0
linter-gcc 0.7.1
linter-ui-default 1.7.1
platformio-ide 2.3.1
platformio-ide-debugger 1.2.6
platformio-ide-terminal 2.8.4
tool-bar 1.1.11
```

Start by reproducing the failure with Atom 1.33.1 and tool-bar 1.1.11 on Windows, then inspect keymaps/tool-bar.cson at line 1 using the reported stack trace. Done means the tool-bar package loads without the syntax error.

Written by the indexing model from the issue text.