Added serialUID to thumbnail
Adding locking on data domain so multiple requests don't all hit geoserver when it isn't necessary
Adding page breaks where necessary
Merge branch 'master' into print-update
Merge pull request #806 from isuftin/print-update

Adding page breaks where necessary
Merge branch 'master' of https://github.com/USGS-CIDA/coastal-hazards into print-update
Misspelling corrected
Added check for max dimensions on h/w
default dims are now static and final
Put QR code at bottom of printout
Merge pull request #804 from jiwalker-usgs/lockingCache

Locking cache
If attribute value is missing from feature collection, store a null placeholder value matching those in the shapefiles included with academic publications.
Changed QR web service to use item id instead of taking a URL
Merge pull request #807 from cschroed-usgs/CCH-1098

Adding null placeholder values to shapefile export
Now using byte array input streams to get  byte array from QR code gen. No longer dealing with files
Merge pull request #808 from isuftin/print-update

Updated to include streaming instead of files and other enhancements
Proper throwable message
Merge pull request #809 from isuftin/print-update

Proper throwable message