Updated README to point to GSoC and ChallengePost.
Updated README to point to GSoC and ChallengePost.

Cooky8197/codecombat,anirudhnr2015/codecombat,lasershow/codecombat,jacobakkerboom/CodeCombat2,JordanLittell/codecombat,yapkn/codecombat,SephVelut/codecombat,wgsu/codecombat,bkiehl/lol,differentmatt/codecombat,laituan245/codecombat,AlanHohn/codecombat,tcxhxx/codecombat,SephVelut/codecombat,Diprm77/codecombat,hujianfei1989/codecombat,Driphter/codecombat,yapkn/codecombat,dyhpoon/codecombat,ingedmundo/codecombat,geekchy/codecombat,khoa102/codecombat,geekchy/codecombat,eschuler21/codecombat,duybkict/codecombat,bkiehl/lol,tpai/codecombat,rodeofly/rodeofly.github.io,jacobakkerboom/codecombat,tuomastanner/codecombat,pooky-lin/codecombat,giaba90/codecombat,hujianfei1989/codecombat,Akhuta/codecombat,EmbraceLife/codecombat,trotod/codecombat,edtrist/codecombat,ilo/codecombat,AlanHohn/codecombat,jeremyprice/codecombat,sarahjean/codecombat,fabichoi/codecombat,rao1219/codecombat,weevilgenius/codecombat,thejdeep/codecombat,Driphter/codecombat,nullsquid/codecombat,zhangxiuquan/codecombat,FedericoTomas/codecombat,nixel2007/codecombat,khoa102/codecombat,TsubameDono/codecombat,duybkict/codecombat,PatrickShelby/codecombat,thejdeep/codecombat,edtrist/codecombat,ZephyrSails/codecombat,Layle77/codecombat,Ye-Yong-Chi/codecombat,FedericoTomas/codecombat,weevilgenius/codecombat,Driphter/codecombat,sarahjean/codecombat,Zerrien/codecombat,Zacharias030/codecombat,jumarko/codecombat,yapkn/codecombat,tpai/codecombat,javatlacati/codecombat,aashaka/codecombat,TeodorMihai/codecombat,MonkStrom/codecombat,edtrist/codecombat,teresacream/codecombat,khoa102/codecombat,bsmr-x-script/codecombat,ZephyrSails/codecombat,wolut/codecombat,cherub0526/codecombat,wangjun/codecombat,teresacream/codecombat,s2prod/codecombat,Diprm77/codecombat,kumabotz/codecombat,Layle77/codecombat,anirudhnr2015/codecombat,weevilgenius/codecombat,geekchy/codecombat,JordanLittell/codecombat,differentmatt/codecombat,cherub0526/codecombat,thejdeep/codecombat,jeremiahyan/codecombat,ecemm/codecombat,askeing/codecombat,q1ang/codecombat,tcxhxx/codecombat,The-Alchemist/codecombat,GraysonP/codecombat-1,The-Alchemist/codecombat,AkaKaras/codecombat,chooowai/codecombat,GraysonP/codecombat-1,leendek/codecombat,Diprm77/codecombat,amit2103/codecombat,ReturntoZero/codecombat,kidaa/codecombat,D0rm1nd0/codecombat,D0rm1nd0/codecombat,giaba90/codecombat,ingedmundo/codecombat,icodegame/codecombat,wanchouchou/codecombat,MonkStrom/codecombat,Diprm77/codecombat,Ye-Yong-Chi/codecombat,jacobakkerboom/codecombat,pougounias/codecombat,rohmunhoz/codecombat,geekchy/codecombat,rodeofly/rodeofly.github.io,kumabotz/codecombat,Fokusnica/codecombat,icodegame/codecombat,bsmr-x-script/codecombat,mnogi/codecombat,Cooky8197/codecombat,wangjun/codecombat,thejdeep/codecombat,justinleoye/codecombat,icodegame/codecombat,teffy/codecombat,PatrickShelby/codecombat,slacker88/codecombat,ycaihua/codecombat,jacobakkerboom/codecombat,leendek/codecombat,dyhpoon/codecombat,cherub0526/codecombat,kidaa/codecombat,teresacream/codecombat,nimda7/codecombat,s2prod/codecombat,Akhuta/codecombat,jequal/codecombat,VilkkuV/codecombat,mads232/codecombat,javatlacati/codecombat,Fokusnica/codecombat,SephVelut/codecombat,GraysonP/codecombat-1,codecombat/codecombat,zuihun/codecombat,jumarko/codecombat,rodeofly/rodeofly.github.io,justinleoye/codecombat,probil/codecombat,TsubameDono/codecombat,bkiehl/lol,tcxhxx/codecombat,rohmunhoz/codecombat,UltCombo/codecombat,Zerrien/codecombat,nimda7/codecombat,GraysonP/codecombat-1,giaba90/codecombat,Ye-Yong-Chi/codecombat,zuihun/codecombat,rao1219/codecombat,Ye-Yong-Chi/codecombat,teffy/codecombat,zuihun/codecombat,ReturntoZero/codecombat,duybkict/codecombat,ilo/codecombat,fabichoi/codecombat,zhangxiuquan/codecombat,anonymousch/codecombat,tuomastanner/codecombat,askeing/codecombat,cundamic/codecombat,pooky-lin/codecombat,cherub0526/codecombat,jhoon/codecombat,sarahjean/codecombat,eschuler21/codecombat,slacker88/codecombat,q1ang/codecombat,jhoon/codecombat,abhisekp/codecombat,feifacz/codecombat,AkaKaras/codecombat,pooky-lin/codecombat,rohmunhoz/codecombat,wanchouchou/codecombat,javatlacati/codecombat,jeremyprice/codecombat,anonymousch/codecombat,tpai/codecombat,Minhir/codecombat,TsubameDono/codecombat,VilkkuV/codecombat,lasershow/codecombat,trotod/codecombat,fabichoi/codecombat,s2prod/codecombat,Ikuyadeu/codecombat,justinleoye/codecombat,Fokusnica/codecombat,ecemm/codecombat,Zacharias030/codecombat,Zacharias030/codecombat,feifacz/codecombat,s2prod/codecombat,SephVelut/codecombat,slacker88/codecombat,lasershow/codecombat,nullsquid/codecombat,sarahjean/codecombat,cundamic/codecombat,hujianfei1989/codecombat,chooowai/codecombat,jacobakkerboom/CodeCombat2,askeing/codecombat,anirudhnr2015/codecombat,UltCombo/codecombat,TsubameDono/codecombat,leendek/codecombat,wangjun/codecombat,nixel2007/codecombat,ReturntoZero/codecombat,teresacream/codecombat,khoa102/codecombat,ingedmundo/codecombat,kidaa/codecombat,pooky-lin/codecombat,q1ang/codecombat,jhoon/codecombat,nimda7/codecombat,zhangxiuquan/codecombat,wanchouchou/codecombat,ycaihua/codecombat,feifacz/codecombat,abhisekp/codecombat,VilkkuV/codecombat,eschuler21/codecombat,rao1219/codecombat,aashaka/codecombat,rohmunhoz/codecombat,D0rm1nd0/codecombat,Driphter/codecombat,Minhir/codecombat,Zerrien/codecombat,javatlacati/codecombat,TeodorMihai/codecombat,abhisekp/codecombat,laituan245/codecombat,tpai/codecombat,ilo/codecombat,probil/codecombat,chooowai/codecombat,wgsu/codecombat,javatlacati/codecombat,justinleoye/codecombat,tuomastanner/codecombat,ecemm/codecombat,tcxhxx/codecombat,ycaihua/codecombat,feifacz/codecombat,nixel2007/codecombat,The-Alchemist/codecombat,aashaka/codecombat,VilkkuV/codecombat,jumarko/codecombat,amit2103/codecombat,jequal/codecombat,AkaKaras/codecombat,edtrist/codecombat,Cooky8197/codecombat,MonkStrom/codecombat,AlanHohn/codecombat,codecombat/codecombat,jeremyprice/codecombat,PatrickShelby/codecombat,cundamic/codecombat,JordanLittell/codecombat,MonkStrom/codecombat,jumarko/codecombat,jacobakkerboom/CodeCombat2,slacker88/codecombat,probil/codecombat,ilo/codecombat,amit2103/codecombat,The-Alchemist/codecombat,Ikuyadeu/codecombat,bsmr-x-script/codecombat,leendek/codecombat,TeodorMihai/codecombat,dboyliao/codecombat,dboyliao/codecombat,dyhpoon/codecombat,icodegame/codecombat,ReturntoZero/codecombat,FedericoTomas/codecombat,jequal/codecombat,Ikuyadeu/codecombat,cundamic/codecombat,Layle77/codecombat,trotod/codecombat,yapkn/codecombat,dyhpoon/codecombat,jeremiahyan/codecombat,Zerrien/codecombat,UltCombo/codecombat,differentmatt/codecombat,jequal/codecombat,PatrickShelby/codecombat,codecombat/codecombat,wolut/codecombat,EmbraceLife/codecombat,abhisekp/codecombat,EmbraceLife/codecombat,differentmatt/codecombat,q1ang/codecombat,fabichoi/codecombat,teffy/codecombat,Minhir/codecombat,amit2103/codecombat,bsmr-x-script/codecombat,kumabotz/codecombat,jhoon/codecombat,nullsquid/codecombat,trotod/codecombat,jacobakkerboom/CodeCombat2,pougounias/codecombat,wolut/codecombat,pougounias/codecombat,weevilgenius/codecombat,anirudhnr2015/codecombat,wangjun/codecombat,Fokusnica/codecombat,wanchouchou/codecombat,TeodorMihai/codecombat,rodeofly/rodeofly.github.io,ycaihua/codecombat,jeremiahyan/codecombat,Akhuta/codecombat,mads232/codecombat,nullsquid/codecombat,Layle77/codecombat,anonymousch/codecombat,wgsu/codecombat,lasershow/codecombat,codecombat/codecombat,jeremyprice/codecombat,anonymousch/codecombat,nixel2007/codecombat,giaba90/codecombat,mnogi/codecombat,bkiehl/lol,hujianfei1989/codecombat,wgsu/codecombat,ingedmundo/codecombat,Cooky8197/codecombat,teffy/codecombat,mnogi/codecombat,eschuler21/codecombat,AkaKaras/codecombat,askeing/codecombat,kumabotz/codecombat,wolut/codecombat,Akhuta/codecombat,aashaka/codecombat,ecemm/codecombat,chooowai/codecombat,Minhir/codecombat,zhangxiuquan/codecombat,JordanLittell/codecombat,tuomastanner/codecombat,codecombat/codecombat,dboyliao/codecombat,ZephyrSails/codecombat,AlanHohn/codecombat,Ikuyadeu/codecombat,duybkict/codecombat,mads232/codecombat,mnogi/codecombat,laituan245/codecombat,UltCombo/codecombat,Zacharias030/codecombat,probil/codecombat,laituan245/codecombat,rao1219/codecombat,kidaa/codecombat,jacobakkerboom/codecombat,jeremiahyan/codecombat,mads232/codecombat,EmbraceLife/codecombat,zuihun/codecombat,dboyliao/codecombat,nimda7/codecombat,pougounias/codecombat