libcouchbase 2.5.6

[mnunberg]

All Submissions:

• Have you followed the guidelines in our Contributing document?

New Formulae Submissions:

• Does your submission pass
  brew audit --strict --online <formula> (where <formula> is the name of the formula you're submitting)?
• Have you built your formula locally prior to submission with brew install <formula>?

Formulae Updates/Changes:

• If your changes include a new patch have you submitted the patch upstream & included a brief explanation/link to the upstream submission in the formula?

Changes to Homebrew's Core:

• Have you added an explanation of what your changes do and why you'd like us to include them?
• Have you written new tests for your core changes, as applicable? Here's an example if you'd like one.
• Have you successfully ran brew tests with your changes locally?

[apjanke]

Merged. Thank you for your contribution to Homebrew!