New example
Fix Streamer when the UserInfo contained TRef-ed objects.

When TTree::fUserInfo contains (directly or indirectly) an
object that is referenced by a TRef and (one of) the TTree
being processed has the BranchRef enabled, the TObject
Streamer will incorrectly.

See also ROOT-5922.
Handle URL's like: http://host?opt=1. Fixes ROOT-5915.

Also add new method HasOption(const char *key) which returns true if the
specified key appears in the URL option lists. In the above URL
HasOption("opt") returns true.
Merge branch 'v5-34-00-patches' of https://root.cern.ch/git/root into v5-34-00-patches
remove commented out code.
comment out new code that depends on server side includes. Needs fixing.
fix http://root.cern.ch/phpBB3/viewtopic.php?f=3&t=17502
Protect in case of only 1 point. Fix ROOT-5397
Fix a bug (ROOT-5200) in computing the bin errors in TH2::Smooth
Apply fixes for ROOT-5058

Add SetBins method in TEfficiency
Add new methods CreateGraph and CreateHistogram which create the histograms used to paint the class. They can now be called without drawing it.