rule run_eisaR failing for GRCh38_gencode40

```
rror in h(simpleError(msg, call)) : 
  error in evaluating the argument 'value' in selecting a method for function 'unsplit': some ranges in 'at' are off-limits with respect to their corresponding
  sequence in 'x'
Calls: extractIntronSeqs ... .local -> unsplit -> extractAt -> extractAt -> .normarg_at2

```