Fixing another off-by-one index error as pointed out by Okajima. The (WCSimPmtInfo*)pmts->at command must take noise_pmt-1 as an argument to return the proper geometry for the tubeID. The noise_pmt variable also must be incremented by 1 to be used as tubeID, which runs from 1 to number_pmts.
Merge pull request #28 from WCSim/bugfix/darkratebug

Fixing another off-by-one index error as pointed out by Okajima. The (WC...