Add support for browser environment.

Support both node and browser env (#8)

* add support for both environment

* bump version to v0.0.3

* add example to npmignore

* update readme

Each tag indentation bug fix.

v0.0.2

bump version to v0.0.2 (#5)

First MVP release

In the first minimum viable product release, tempar support the following features:

• Literal tag
• Literal tag with helper function
• If tag
• Each tag