get rivet/yoda from git and update boost location

doxygen fixes, switch to mathjax as png generation currently broken in some…

support spin 3 particles

stuff for spin-3 particles

merge fix

get rivet/yoda from git and update boost location

merge

check for cython3 if python3

fix remnant in single resolved gamma

improved remnant handling for photon collisions, doesn't crash but still…

python and rivcet 3 fixes

fix reading of test analysis files

reomve extra /

fix compiler warning

update .hgignore

force write of python used into testing files

enforce mass ordering in decay rate calcs

merge

add electron mass term to spliyying function in Weisswacker Williams approx

ensure Z0Z0h at vertex

particle id fix

fix for massless photons in SSVDecayer

add option of preloading yoda files

remove support for rivet-1 and aida in RivetAnalysis

fixes to debugging operators

fix for new Rivet-Fixed test

updates to tests for python3

fix for colour in source/sink events with LHE

new LHCB W/Z analysis

new top analyses

improve evtgen linking

merge

new rivet analysis

new rivet top analysis

remove new initial splittings to avoid issues in ISR

merge

fixes for rivet changes

python 3 improvements

bump madgraph version and improve python 3 handling

missing input files

insert rivet analysis in rivet test files to make them more portable

quotes fix

njet macro for newer versions

start of new macros for njet, works with 2.0.0