more authors
upgrade crossfilter and d3
Apply patch Row chart enhancements

Conflicts:
	src/row-chart.js

Make optional row other
Merge remote-tracking branch 'origin/pr/297'
Fix #297 to take into account neg-row chart changes
split out capping to its own mixin
add another example for manual visual testing
in flattenStacks, use a set to test belonging of ordinal Xs

the previous solution in PR #251 was still using relational
operators to test whether points' x coordinates were in the domain

this is not correct for ordinal coordinates, which don't have to be
ordered by the key (the domain specifies the order, not the
relational operators)
Merge branch 'master' into work

Conflicts:
	dc.min.js
more merge of dc.js 1.6
Merge branch 'ordinal-x-elastic-y' into work

Conflicts:
	dc.min.js