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
QR code generation utility completed
QR generation web service completed
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