Replacer pdb with new names

and remove from gitlab the one in public

in the plugin, it can be

dataUrl: /abia/AbiA_small,AbiA_small__AbiA_small,0,DF-plddts_89.82347.pdb

or

dataUrl: 
    - /abia/AbiA_small,AbiA_small__AbiA_small,0,DF-plddts_89.82347.pdb
    - /abia/AbiA_small,AbiA_small__AbiA_SLATT,0,DF-plddts_94.13374.pdb

changed milestone to %Preprint

added Structure label

assigned to @jcury