Julia kernel for Jupyter
Support pkg commands in 0.7 (#715), use soft global scope in 0.7 (#720), unique completions (#712).
Fix shell mode (#703), Revise (#708), and history (#706).
Fix more 0.7 deprecations.
Fix REPL-like ? help.
0.7 compatibility
Drop Julia 0.5 (#642), redirect fixes (#641), JupyterLab fixes, module-evaluation control (#651), compatibility with ZMQ.jl master.
vega-lite display (#621, #611), IJulia.qtconsole() (#620), 0.7 fixes, display of arbitrary MIME types is now passed through to notebook.
Fix Julia 0.7 depwarns and problem with tab completion in latest Jupyter.
IJulia.installkernel function, syntax highlighter updates, build script update for Debian, 0.7 compatibility.