v0.1.0, 2018-02-26
    c7a5014 better debugging
    f976d81 better debugging
    38f6c57 more testing
    ba558e3 more testing
    0c241bf better testing, fix get([1])
    a7539f4 cleanup, make declared_attr
    bbb1890 add dependencies
    edcee75 add delete()
v0.0.1, 2018-02-21
    
