ignore non-alpha search chars; accept multi terms
doc: code should target Ruby 1.8.7
Merge pull request #2533 from rolandwalker/doc_ruby_version

doc: code should target Ruby 1.8.7
Added cask for bankid

Swedish electronic identification (http://www.bankid.com/)
Merge pull request #2535 from Gyran/bankid

Added cask for bankid
Add OmniGraphSketcher, open-sourced by Omni today.
Merge pull request #2537 from fizz/omnigraphsketcher

Add OmniGraphSketcher, open-sourced by Omni today.
Update VisIt to version 2.7.1.
Merge pull request #2539 from goxberry/visit-2.7.1

Update VisIt to version 2.7.1.
Add mpv v0.3.3
Merge pull request #2540 from ksato9700/mpv

Add mpv v0.3.3
Merge pull request #2496 from rolandwalker/search_only_alpha

ignore non-alpha search chars; accept multi terms
cut v0.27.1