use IAO replaced_by property for obsoletes

[GoogleCodeExporter]

The following obsolete classes use a comment field to indicate replacement. 
Change to IAO field for replaced by

CL:0000009 ! fusiform initial   PO:0000079      replaced_by: PO:0000079
CL:0000074 ! epithem cell       PO:0000066      replaced_by: PO:0000066
CL:0000245 ! passage cell       PO:0000353      replaced_by: PO:0000353
CL:0000248 ! microsporocyte     PO:0020047      replaced_by: PO:0020047
CL:0000250 ! megaspore  PO:0020019      replaced_by: PO:0020019
CL:0000252 ! microspore PO:0020048      replaced_by: PO:0020048
CL:0000254 ! egg cell   PO:0020094      replaced_by: PO:0020094
CL:0000258 ! fiber tracheid     PO:0000355      replaced_by: PO:0000355
CL:0000260 ! mucilage cell      PO:0000373      replaced_by: PO:0000373
CL:0000262 ! guard mother cell  PO:0000351      replaced_by: PO:0000351
CL:0000264 ! phloem initial     PO:0000400      replaced_by: PO:0000400
CL:0000266 ! meristemoid        PO:0004011      replaced_by: PO:0004011
CL:0000270 ! subsidiary cell    PO:0000284      replaced_by: PO:0000284
CL:0000276 ! sclerenchyma cell  PO:0000077      replaced_by: PO:0000077
CL:0000278 ! central cell       PO:0020090      replaced_by: PO:0020090
CL:0000280 ! generative cell    PO:0020097      replaced_by: PO:0020097
CL:0000282 ! trichome   PO:0000282      replaced_by: PO:0000282
CL:0000284 ! companion cell     PO:0000071      replaced_by: PO:0000071
CL:0000288 ! synergid   PO:0000191      replaced_by: PO:0000191
CL:0000290 ! xylem fiber cell   PO:0000274      replaced_by: PO:0000274
CL:0000292 ! guard cell PO:0000293      replaced_by: PO:0000293
CL:0000296 ! vegetative cell    PO:0020099      replaced_by: PO:0020099
CL:0000297 ! socket cell        PO:0000115      replaced_by: PO:0000115
CL:0000298 ! xylem element      PO:0000273      replaced_by: PO:0000273
CL:0000316 ! ray initial        PO:0000082      replaced_by: PO:0000082
CL:0000320 ! megasporocyte      PO:0000431      replaced_by: PO:0000431
CL:0000330 ! collenchymal cell  PO:0000075      replaced_by: PO:0000075
CL:0000331 ! tracheid   PO:0000301      replaced_by: PO:0000301
CL:0000332 ! atrichoblast       PO:0020090      replaced_by: PO:0020090
CL:0000363 ! axial cell PO:0000081      replaced_by: PO:0000081
CL:0000366 ! sperm cell (sensu Viridiplantae)   PO:0000084      replaced_by: 
PO:0000084
CL:0000368 ! myrosin cell       PO:0000352      replaced_by: PO:0000352
CL:0000370 ! transfer cell      PO:0000078      replaced_by: PO:0000078
CL:0000400 ! pavement cell      PO:0000332      replaced_by: PO:0000332
CL:0000433 ! functional megaspore       PO:0000244      replaced_by: PO:0000244
CL:0000455 ! starch sheath cell PO:0004531      replaced_by: PO:0004531
CL:0000472 ! chlorenchyma cell  PO:0000076      replaced_by: PO:0000076
CL:0000475 ! degenerate megaspore       PO:0000245      replaced_by: PO:0000245
CL:0000537 ! antipodal cell     PO:0020093      replaced_by: PO:0020093
CL:0000538 ! epidermal initial  PO:0000349      replaced_by: PO:0000349
CL:0000543 ! sieve tube member  PO:0000289      replaced_by: PO:0000289
CL:0000672 ! tracheary element  PO:0000290      replaced_by: PO:0000290
CL:0000685 ! meristematic cell  PO:0004010      replaced_by: PO:0004010
CL:0002392 ! plant spore        PO:0025017      replaced_by: PO:0025017
CL:0005016 ! apical cell        PO:0030007      replaced_by: PO:0030007
CL:0005017 ! plant basal cell   PO:0002002      replaced_by: PO:0002002

Original issue reported on code.google.com by cmung...@gmail.com on 2 May 2013 at 4:21

[addiehl]

This appears to have been fully implemented, so closing.