bugfix: preserve resource forks when unzipping

Use the unarchiving ability built into the `ditto` utility,
rather explicitly calling the `unzip` utility.  Fixes
caskroom/homebrew-fonts#90.
cask_namer: remove activesupport requirement

ActiveSupport is from a gem and not available in a clean
install.  The relevant functionality is made optional. It
is not very commonly called and is furthermore poorly
implemented.
ridibooks: use list form of system + mv full path
unity-web-player: avoid multiple `uninstall`s

It was recently discovered that multiple `uninstall` stanzas
may exercise a bug.  Pending an underlying fix, Casks can
be rewritten to avoid this usage.
Merge pull request #3505 from rolandwalker/unity_avoid_multiple_uninstall

unity-web-player: avoid multiple `uninstall`s
Merge pull request #3504 from rolandwalker/ridibooks_before_install

ridibooks: use list form of system + mv full path
Merge pull request #3503 from rolandwalker/namer_active_support

cask_namer: remove activesupport requirement
1Password 4.2
Merge pull request #3507 from ahbeng/onepassword-4.2

1Password 4.2
Added Mac Informer

Mac Informer has all the updates for your apps in one place, even for
those that don't come from the Mac App Store. It automatically detects
which of the installed apps need updating, fetches the download links,
and displays them in a clean and simple interface.
Merge pull request #3508 from alebcay/mac-informer

Added Mac Informer
Upgrade Adobe Flash Player Plugin to v12.0.0.77
Updated Wireshark to 1.10.6.
Merge pull request #3500 from rolandwalker/unzip_preserve_resource_fork

bugfix: preserve resource forks when unzipping
Merge pull request #3511 from cgcai/wireshark

Updated Wireshark to 1.10.6.
Add Citrix Receiver
Merge pull request #3510 from bingfoon/fp-update

Upgrade Adobe Flash Player Plugin to v12.0.0.77