Tweaks readme for proper checkboxes.
Tweaks readme for proper checkboxes.

GoogleChrome/samples,ARRAffinity/samples,katesteinmeyer/samples,beaufortfrancois/samples,pulkitpagare/samples,jpmedley/samples,jeffposnick/samples,DjYXA/samples,jonathansp/samples,rsolomakhin/samples,adityaarora05/samples,joemarini/samples,SkoebaSteve/samples,ericariyanto/samples,bemarble/samples,mathiasbynens/samples,2947721120/Web-App-demo,GoogleChrome/samples,ericariyanto/samples,paullewis/samples,2947721120/googlechrone,SkoebaSteve/samples,lgarron/samples,charlesrelleta/samples,bemarble/samples,689/samples,pulkitpagare/samples,itsjasonc/samples,katesteinmeyer/samples,jtanmay/samples,689/samples,joemarini/samples,pulkitpagare/samples,2947721120/googlechrone,itsjasonc/samples,kolomiichenko/samples,darkearl/samples,jonathansp/samples,jpmedley/samples,dazld/samples,modulexcite/samples-1,No9/samples,samthor/samples,itsjasonc/samples,rsolomakhin/samples,sohta3/samples,mechiles/samples,coxw1/samples,vladimirbrasil/samples,jtanmay/samples,SkoebaSteve/samples,gauntface/samples,GoogleChrome/samples,ehrenhyde/samples,samthor/samples,wiki05/samples,DjYXA/samples,regikono/samples,wengellen/samples,dazld/samples,paullewis/samples,MuellersJohannes/samples,jeffposnick/samples,adityaarora05/samples,vladimirbrasil/samples,mechiles/samples,dmurph/samples,PaulKinlan/samples,kolomiichenko/samples,ehrenhyde/samples,modulexcite/samples-1,ARRAffinity/samples,2947721120/googlechrone,jonathansp/samples,lgarron/samples,mathiasbynens/samples,regikono/samples,beaufortfrancois/samples,adityaarora05/samples,katesteinmeyer/samples,gauntface/samples,samthor/samples,paullewis/samples,wiki05/samples,stianl/samples,689/samples,darkearl/samples,jeffposnick/samples,No9/samples,coxw1/samples,GoogleChrome/samples,ajefremovs/samples,stianl/samples,No9/samples,gauntface/samples,PaulKinlan/samples,ericariyanto/samples,greenido/samples,bemarble/samples,jeffposnick/samples,coxw1/samples,lgarron/samples,modulexcite/samples-1,sohta3/samples,ajefremovs/samples,MuellersJohannes/samples,PaulKinlan/samples,dmurph/samples,stianl/samples,ARRAffinity/samples,vladimirbrasil/samples,2947721120/Web-App-demo,mathiasbynens/samples,MuellersJohannes/samples,mechiles/samples,regikono/samples,charlesrelleta/samples,beaufortfrancois/samples,wengellen/samples,2947721120/Web-App-demo,dmurph/samples,greenido/samples,jpmedley/samples,charlesrelleta/samples,wengellen/samples,beaufortfrancois/samples,jtanmay/samples,darkearl/samples,greenido/samples,rsolomakhin/samples,joemarini/samples,kolomiichenko/samples,DjYXA/samples,wiki05/samples,ehrenhyde/samples,GoogleChrome/samples,sohta3/samples,dazld/samples