clarify isStatic(). move to CollectionManager;
add optional lastModified to Partitons (ncx);
various tweaks to make TimePartitions efficient
GRIB timePartition: add lastModified dates to partition index;
TDM: send events to mlode-live
updated code to ignore extra spaces between tokens
Merge branch 'target-4.3.17' of github.com:Unidata/thredds into target-4.3.17
Fix for updateGeospatialRanges in NetcdfCFWriter