Add check for STAR index version if supplied to make sure compatible

[amchakra]

[amchakra]

The Log.out file isn't put in the genomeDir by STAR when generated unless genomeGenerate is run from within genomeDir. Need to search the genomeParameters.txt - but not sure how e.g. versionGenome 20201 relates to the STAR version.

### STAR   --runMode genomeGenerate   --runThreadN 12   --genomeDir STAR_Rattus_norvegicus.Rnor_6.0.dna.toplevel   --genomeFastaFiles Rattus_norvegicus.Rnor_6.0.dna.toplevel.fa      --genomeSAindexNbases 11
### GstrandBit 32
versionGenome   20201
genomeFastaFiles        Rattus_norvegicus.Rnor_6.0.dna.toplevel.fa 
genomeSAindexNbases     11
genomeChrBinNbits       18
genomeSAsparseD 1
sjdbOverhang    0
sjdbFileChrStartEnd     - 
sjdbGTFfile     -
sjdbGTFchrPrefix        -
sjdbGTFfeatureExon      exon
sjdbGTFtagExonParentTranscript  transcript_id
sjdbGTFtagExonParentGene        gene_id
sjdbInsertSave  Basic
genomeFileSizes 3095658496 22521362238