Bug 980413 - Options that are nil should default to true

Backport from a newer version of commander
Bug 981274 - Update autocomplete script
Merge pull request #422 from smarterclayton/bug_980413_backport_commander_fix

Merged by openshift-bot
Merge pull request #424 from smarterclayton/bug_981274_forgot_to_update_autocomplete

Merged by openshift-bot
If the number of columns is zero, do not wrap.

Addressing
/usr/lib/ruby/gems/1.8/gems/rhc-1.10.1/lib/rhc/core_ext.rb:100:in `textwrap_ansi': can't do {n,m} with n > m: / (RegexpError)
      (
        # Match substrings that end in whitespace shorter than limit
        (?:(?:\e\[\d+(?:;\d+)*[@-~])+.?|.(?:\e\[\d+(?:;\d+)*[@-~])*){1,0}
        (?:\s|$)                     # require the limit to end on whitespace
        |
        # Match all continguous whitespace strings
        (?:(?:\e\[\d+(?:;\d+)*[@-~])+.?|.(?:\e\[\d+(?:;\d+)*[@-~])*)+?
        (?:\s|$)
        (?:\s+|$)?
      )
      /
	from /usr/lib/ruby/gems/1.8/gems/rhc-1.10.1/lib/rhc/highline_extensions.rb:40:in `say'
	from /usr/lib/ruby/gems/1.8/gems/rhc-1.10.1/lib/rhc/commands/cartridge.rb:63:in `list'
	from /usr/lib/ruby/gems/1.8/gems/rhc-1.10.1/lib/rhc/highline_extensions.rb:177:in `call'
	from /usr/lib/ruby/gems/1.8/gems/rhc-1.10.1/lib/rhc/highline_extensions.rb:177:in `section'
	from /usr/lib/ruby/gems/1.8/gems/rhc-1.10.1/lib/rhc/highline_extensions.rb:191:in `paragraph'