prototype: Bump to 1.6.0_rc0
prototype: Bump to 1.6.0_rc0

sdumitriu/prototype,erpframework/prototype,loduis/prototype,loduis/prototype,292388900/prototype,ShefronYudy/prototype,jgornick/fusejs,fashionsun/prototype,ridixcr/prototype,mc0/fusejs,sdumitriu/prototype,mc0/fusejs,fashionsun/prototype,292388900/prototype,Jiasm/prototype,savetheclocktower/prototype,leafo/prototype,kensnyder/fusejs,jgornick/fusejs,kensnyder/fusejs,ShefronYudy/prototype,Gargaj/prototype,Jiasm/prototype,erpframework/prototype,sdumitriu/prototype,madrobby/prototype,ldf7801528/prototype,loduis/prototype,savetheclocktower/prototype,lamsieuquay/prototype,Gargaj/prototype,ridixcr/prototype,ridixcr/prototype,lamsieuquay/prototype,fashionsun/prototype,sstephenson/prototype,ldf7801528/prototype,Gargaj/prototype,sstephenson/prototype,GunioRobot/fusejs,lamsieuquay/prototype,292388900/prototype,baiyanghese/prototype,baiyanghese/prototype,ldf7801528/prototype,madrobby/prototype,kangax/prototype,leafo/prototype,kangax/prototype,Jiasm/prototype,GunioRobot/fusejs,sstephenson/prototype,ShefronYudy/prototype,erpframework/prototype