Problem: Header is generated for codec_c_v1 if an API file is generated
Problem: Header is generated for codec_c_v1 if an API file is generated

Solution: Only generate header if API is not generated and vice versa.

sappo/zproto,vyskocilm/zproto,vyskocilm/zproto,zeromq/zproto,vyskocilm/zproto,zeromq/zproto,vyskocilm/zproto,bkmit/zproto,sappo/zproto,bkmit/zproto,vyskocilm/zproto,sappo/zproto,sappo/zproto,bkmit/zproto,somdoron/zproto,vyskocilm/zproto,bkmit/zproto,jdiez17/zproto,somdoron/zproto,zeromq/zproto,bkmit/zproto,bkmit/zproto,jdiez17/zproto,jdiez17/zproto,zeromq/zproto,jdiez17/zproto,sappo/zproto,zeromq/zproto,bkmit/zproto,sappo/zproto,zeromq/zproto,zeromq/zproto,somdoron/zproto,somdoron/zproto,somdoron/zproto,somdoron/zproto,somdoron/zproto,jdiez17/zproto,sappo/zproto,jdiez17/zproto,jdiez17/zproto,vyskocilm/zproto