small change to swdi examples
bumped ver to .99 and date
started new functions for upwell erddap server
erddap_search now does search for tabledap and griddap, removed old erddap_search and erddap_upwell_search
added erdddap_datasets fxn to list datasets
added helper fxn table_or_grid to get whether a dataset is of type table or grid
reworked erddap_upwell_info to handle both tabledap and griddap
changed name to erddap_info
fixed man files for new erddap fxns
added old erddap fxns to inst/ignore
renamed erddap files, moved sep erddap fxns to sep files
added erddap man file to give users run down of erddap fxns
updated description of erddap_table and erddap_grid fxns
updated examples in erddap_table
updated examples in erddap_grid
added as.erddap_info generic fxn to coerce datasetid or info fxn output to info object