Use pure Korn shell syntax for functions.
Switch default `case` snippet indentation.
Support putting `then` on the next line.
Recognize `+` as a variable expansion operator.
Support interpolation inside parameter expansion.

Closes #9.
Add a `do … done` loop snippet.
Merge remote-tracking branch 'origin/master'

Conflicts:
	info.plist
Point to ruby 1.8 shim

Using a shim allows us to catch when 1.8 of ruby is not present and provide other options.

#ignore
Don’t show full path in “Make Script Executable” tool tips
Merge branch 'master' of git://github.com/textmate/shellscript.tmbundle