Add grib2 albers equal area.
Merge remote-tracking branch 'origin/4.5.0' into 4.5.0
CoordinateTime needs to use Grib1ParamTime.getForecastTime() for times not encoded in one byte (type=10)
Fix opendap double escaping
checkpoint
fix memory leaks
Merge remote-tracking branch 'origin/4.5.0' into 4.5.0

Conflicts:
	httpclient/src/main/java/ucar/httpclient/HTTPMethod.java
more opendap escape fixes
remove stacktrace
fix GribCollceiton.getCalendarDateRange()
fix tomcat download
Merge remote-tracking branch 'origin/4.5.0' into 4.5.0
PartitionManagerFromIndexList - dont instantiate the partition File;
GribCollectionBuilder.makeIndex() - use filename, not File
Enable Sigmet IOSP.
Add basic unit test for sigmet IOSP.
Improve isValidFile() for Sigmet IOSP.

Make the check more robust by checking for proper type Ids on multiple
data structures.