Remove compatibility mode for raxML 7 (phylyp format).
Remove compatibility mode for raxML 7 (phylyp format).

Phylyp format has been used in order to support raxML version 7 (in repo of ubuntu 14.04).
But limitations of the phylyp format (id length 10) make it infeasable.

iimog/bcgTree,iimog/bcgTree,iimog/bcgTree,iimog/bcgTree,iimog/bcgTree