More informative error messages.

Created by: jfjlaros

Checking the variant NM_004006.2:c.31+3A>C results in the following error message:

"Intronic position given for a non-genomic reference sequence."

More informative would be:

"This description can not be verified since the variant reported is not present in the reference sequence given. NM_ records do not contain intron sequences".

Checking the variant LRG_199t2:c.31+3A>C results in the following error message:

"Multiple transcripts found for gene DMD. Please choose from: 1"

More informative would be:

"The reference sequence contains only 1 transcript, t2 is not defined"