4.7.1

1. Workaround for MathJax output - scaling not always works in Firefox
2. Fix - bin scaling for box draw option for TH2 and TH3 histograms
3. Fix - increase points limits for contour plots
4. Fix - position of 3D canvas in webkit browsers
5. Fix - use abs bin content in RMS calculations
6. Fix - support char star* and object arrays in I/O
7. Fix - correct decoding of TAxis time offset
8. Fix - checksum reading for foreign classes