Added Cognato_2001

--- partitionfinder_datasets/Cognato_2001

study:
    reference:  "Cognato AI, Vogler AP (2001) Exploring data
interaction and nucleotide alignment in a multiple gene analysis of Ips
(Coleoptera: Scolytinae). Systematic Biology 50: 758-780"
    DOI: dx.doi.org/10.1080/106351501753462803

dataset:
    DOI: dx.doi.org/10.5061/dryad.678
    license:
        type: CC0
        notes: none
    genome(s): mitochondrial, nuclear
    datatype: dna
    number of taxa: 44
    number of sites: 1896
    number of data blocks: 7
    used for tree inference: yes
    study clade:
        latin:  Coleoptera: Scolytinae
        english: Bark beetles
    notes: none

notes: "The alignment from Dryad was cut to remove ambiguous positions
and morphological characters. This is the alignment used in Lanfear et
al 2010, PartitionFinder..., MBE paper"