Added feature for merging old patches. Do not DISABLE KEYS if merging patches since there are relatively few of these.
Added feature for merging old patches. Do not DISABLE KEYS if merging patches since there are relatively few of these.

kumarsaurabh20/ensembl-compara,Ensembl/ensembl-compara,Ensembl/ensembl-compara,ckongEbi/ensembl-compara,Ensembl/ensembl-compara,etapanari/ensembl-compara,dbolser-ebi/ensembl-compara,kumarsaurabh20/ensembl-compara,Ensembl/ensembl-compara,kumarsaurabh20/ensembl-compara,danstaines/ensembl-compara,danstaines/ensembl-compara,ckongEbi/ensembl-compara,Ensembl/ensembl-compara,Ensembl/ensembl-compara,dbolser-ebi/ensembl-compara,danstaines/ensembl-compara,etapanari/ensembl-compara,ckongEbi/ensembl-compara,etapanari/ensembl-compara,Ensembl/ensembl-compara,kumarsaurabh20/ensembl-compara,dbolser-ebi/ensembl-compara,danstaines/ensembl-compara,Ensembl/ensembl-compara,danstaines/ensembl-compara,etapanari/ensembl-compara