slight modifcation to travis file
fixed some broken tests in occ_search test
added gbifissues dataset name to globals so r cmd doesnt complain, and added source url to gbifissues dataset, closes #108
changed callopts to ... for all occ_* fxns, #130
changed all datasets* fxns to use ... instead of callopts, #130
changed fxns elevation, installations, networks, nodes, organizations, and parsenames to use ... instead of callopts, #130
changed all name_* fxns to use ... instead of callopts, #130
bumped date and added some nines