72_HR_FIX_CANDIDATE #214242 - Regression: Ability to open all files in search result

Dear reviewers,

please review integration of fix for bug *#214242*.

*Description of the bug: *
#214242 - Regression: Ability to open all files in search result
http://netbeans.org/bugzilla/show_bug.cgi?id=214242

*Impact assessment*
Regression, a pop-up menu item is missing if multiple nodes are selected 
in search results window.
People that are used to bulk opening of files would have to open that 
files individually.

*Risk assessment*
The fix is quite simple and safe.

*Confirmation of peer code review and QE verification of fix*
Peer code review performed by Martin Entlicher.
Verified by Adam Šenk.

*Changeset info*
http://hg.netbeans.org/core-main/rev/e27e4b2b2aa9

Thank you.
  Jarda Havlín