5.4.0

1. New supported classes:
   • TDiamond
   • TArc
   • TCurlyLine
   • TCurlyArc
   • TCrown
2. New draw options:
   • "RX" and "RY" for TGraph to reverse axis
   • "noopt" for TGraph to disable drawing optimization
   • "CPN" for TCanvas to create color palette from N last colors
   • "line" for TGraph2D
3. New features:
   • support LZ4 compression
   • tooltips and zooming in TGraphPolar drawings
   • TPavesText with multiple underlying paves
   • implement all fill styles
   • draw borders for TWbox
   • draw all objects from TList/TObjArray as they appear in list of primitives
   • let enable/disable highlight of extra objects in geometry viewer
   • draw axis labels on both sides when pad.fTick[x/y] > 1
   • make drawing of TCanvas with many primitives smoother
   • add fOptTitle, fOptLogx/y/z fields in JSROOT.gStyle
4. Behavior changes:
   • disable automatic frame adjustment, can be enabled with "&adjframe" parameter in URL
   • when drawing TH2/TH3 scatter plots, always generate same "random" pattern
   • use barwidth/baroffset parameters in lego plots
5. Bug fixes:
   • use same number of points to draw lines and markers on the TGraph
   • correctly draw filled TArrow endings
   • let combine "L" or "C" TGraph draw option with others
   • correct positioning of custom axis labels
   • correctly toggle lin/log axes in lego plot
   • let correctly change marker attributes interactively