#31 warnings from E-GEOD-28919

[Adam Faulconbridge]

A large number of warnings from E-GEOD-28919 are generated. It seems to not cause any problems beyond log spam however:

148229 [pool-25-thread-1] INFO uk.ac.ebi.arrayexpress2.magetab.parser.SDRFParser - Starting SDRF parsing...
160739 [pool-25-thread-1] WARN uk.ac.ebi.arrayexpress2.magetab.datamodel.layout.SDRFLayout - Attempting to update heading at column 868 from 'FactorValue [TIME (MIN)]' to 'Factor Value[TIME (MIN)](()'
160740 [pool-25-thread-1] WARN uk.ac.ebi.arrayexpress2.magetab.datamodel.layout.SDRFLayout - Cannot add 'Factor Value[TIME (MIN)](()' at position [2,868]

[Adam Faulconbridge]

Also E-MTAB-145.

Discussion suggested that this is a problem transforming headings like FACTORVALUE[time(MIN)] into FACTORVALUE[time](MIN)