remove rfc4627.txt from revision control, so that folks downstream have fewer licensing concerns
remove rfc4627.txt from revision control, so that folks downstream have fewer licensing concerns

Qarterd/yajl,nkhorman/yajl,nkhorman/yajl,tguillem/android-yajl,vinod1988/yajl,0x0all/yajl,asimonov-im/yajl,Alessar/yajl,0x0all/yajl,verlinked/yajl,mathstuf/yajl,digitalbitbox/yajl,couchbaselabs/yajl,asimonov-im/yajl,lclc/yajl,tguillem/android-yajl,Distrotech/yajl,Qarterd/yajl,lloyd/yajl,eldenchen/yajl,eldenchen/yajl,mathstuf/yajl,lclc/yajl,vinod1988/yajl,lloyd/yajl,ludocode/yajl,couchbaselabs/yajl,Distrotech/yajl,asimonov-im/yajl,ludocode/yajl,digitalbitbox/yajl,likema/yajl,verlinked/yajl,Alessar/yajl,likema/yajl