Implemented the connectivity_bcast function
A few modifications in p4est_connectivity_bcast
Added two assertions to connectivity_bcast
Also added comments in corresponding .h files
Merge branch 'develop' of https://github.com/cburstedde/p4est into develop
Update libsc
Update web page
mathjax on webpage
Merge 'johannes/develop' for connectivity_bcast
Whitespace on connectivity_bcast
Tweak connectivity_bcast
Merge remote-tracking branch 'toby/develop' into develop
Remove mathbf from webpage
Small edit on README
Update libsc
Unnecessary call in quadrant_is_inside_tree
Merge branch 'develop' into wrap