Removed doc from group generic function Summary.trackdata. roxygen2 produced doc files Summary.trackdata.Rd and summary.trackdata.Rd and the check complained duplicate files.
Query functions: Create indices in sqldf calls. Improved syntacx check of Num() function.
Fixed: funcName was not defined in this code line.
Removed TODO (done)
Merge branch 'master' of https://github.com/IPS-LMU/emuR