added documentation for Test::Unit integration
added documentation for Test::Unit integration

ducthanh/capybara,randoum/capybara,mlarraz/capybara,twalpole/capybara,ducthanh/capybara,ksmaheshkumar/capybara,tjgrathwell/capybara,y-yagi/capybara,irfanah/capybara,irfanah/capybara,tjouan/capybara,benlovell/capybara,twalpole/capybara,pombredanne/capybara,Bartuz/capybara,y-yagi/capybara,gonzedge/capybara,DariaKalynovska/capybara,Bartuz/capybara,gonzedge/capybara,ngpestelos/capybara,jillianrosile/capybara,mohanraj1311/capybara,jillianrosile/capybara,tjouan/capybara,mohanraj1311/capybara,mlarraz/capybara,tjgrathwell/capybara,teamcapybara/capybara,ngpestelos/capybara,teamcapybara/capybara,olivierlacan/capybara,tjgrathwell/capybara,mreinsch/capybara,jnicklas/capybara,tjouan/capybara,benlovell/capybara,randoum/capybara,ngpestelos/capybara,wenbofantasy/capybara,ksmaheshkumar/capybara,mreinsch/capybara,jnicklas/capybara,jillianrosile/capybara,shepmaster/capybara,DariaKalynovska/capybara,khaidpham/capybara,irfanah/capybara,jarib/capybara,twalpole/capybara,olivierlacan/capybara,khaidpham/capybara,pombredanne/capybara,shepmaster/capybara,sideci-sample/sideci-sample-capybara,randoum/capybara,mlarraz/capybara,DariaKalynovska/capybara,teamcapybara/capybara,Bartuz/capybara,soutaro/capybara,mohanraj1311/capybara,shepmaster/capybara,soutaro/capybara,gonzedge/capybara,olivierlacan/capybara,ksmaheshkumar/capybara,khaidpham/capybara,pombredanne/capybara,wenbofantasy/capybara,jarib/capybara,ducthanh/capybara,y-yagi/capybara,soutaro/capybara,sideci-sample/sideci-sample-capybara,jnicklas/capybara