3.5

1. Fix error in vertical text alignment
2. Many improvements in TPaletteAxis drawing - draw label, avoid too large ticks.
3. Fix error with col drawing - bin with maximum value got wrong color
4. Test for existing jquery.js, jquery-ui.js and d3.js libraries, reuse when provided
5. Fix several I/O problems; now one could read files, produced in Geant4
6. Implement 'e2' drawing option for TH1 class,
   use by default 'e' option when TH1 has non-empty fSumw2
7. Reuse statistic from histogram itself, when no axis selection done
8. Support log/lin z scale for color drawing
9. Implement interactive z-scale selection on TPaletteAxis
10. Allow to redraw item with other draw options (before one should clear drawings)
11. Several improvements in THttpServer user interface - repair hierarchy reload,
    hide unsupported context menu entries, status line update