Reduces repetition of filename, uses constant to refer to ~/.powconfig

Updates version and changelog

Merge branch 'hamitturkukaya-update_default_domain'

Default domain switched to .test due to last pow update

Bump to version 0.3.3

Merge branch 'reiz-patch-1'

Adding license info to the gemspec.

Adds open --path documentation to the README

Merges opening with a path

Bumps to version 0.3.2

Fixes remaining aliases

Use "/usr/bin/env ruby" as the shebang. Some minor cleanup.

Bumps version to 0.3.1 and updates changelog

Update powder

Use block to trap INT instead of trap.