Use exec to start the shell

• @magicant: Use exec to start the shell (#67)

Fix shell detection

@cmbankester: fix Fish shell detection.

Deskfiles, Texans, and Fish fixes

• @ianberinger: initial implementation and ideas for Deskfiles
• @jamesob: implementation of Deskfiles
• @cfont: Proper Texan in tests
• @cgrinds: Detect fish when in OS X

Thanks, all!

Addition of fish shell extensions

• @cmbankester: fish shell completions (#51)

Formatting and `run`

• @cmbankester: improved, tabular formatting of ls and desk,
• @jamesob: fixed completion scripts for bash and zsh,
• @jamesob: added run command that allows execution of a single command within a desk.

Add edit functionality

Merge pull request #39 from ericem/bash-completion

Add BASH completion

Bugfixes

• Fix get_running_shell for use on OS X
• Allow space between name and parens for function declaration

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Thanks to

• @jonashaag
• @mblarsen

Fish support

• First-class support for fish
• Numerous fixes based on callable-detection and symlinked desk directories

OS X fixes

This release includes a function/alias doc parsing fix particular to OS X's version of sed.

Add fish config support

Thanks, @rnewton.