Added ivy.xml for helix-core
Added ivy.xml for helix-core

dasahcc/helix,jzmq/helix,apache/helix,brandtg/helix,fx19880617/helix,OopsOutOfMemory/helix,kongweihan/helix,AyolaJayamaha/helix,kongweihan/helix,Teino1978-Corp/Teino1978-Corp-helix,OopsOutOfMemory/helix,brandtg/helix,Teino1978-Corp/Teino1978-Corp-helix,dasahcc/helix,apache/helix,brandtg/helix,apache/helix,hdatas/helix,OopsOutOfMemory/helix,jzmq/helix,apache/helix,lei-xia/helix,OopsOutOfMemory/helix,hdatas/helix,dasahcc/helix,hdatas/helix,lei-xia/helix,fx19880617/helix,lei-xia/helix,lei-xia/helix,jzmq/helix,dasahcc/helix,fx19880617/helix,lei-xia/helix,AyolaJayamaha/helix,brandtg/helix,AyolaJayamaha/helix,fx19880617/helix,lei-xia/helix,apache/helix,jzmq/helix,Teino1978-Corp/Teino1978-Corp-helix,dasahcc/helix,AyolaJayamaha/helix,kongweihan/helix,dasahcc/helix,apache/helix,Teino1978-Corp/Teino1978-Corp-helix