version update
updated to work with latest changes
added json lib
[VIEWERJAVA-541] method name typo
[VIEWERJAVA-527] 404 error occurs after click on "Rotate Clockwise"/"Rotate Counter-Clockwise" button
removed deprecated params
[VIEWERJAVA-561] Issue with "application.properties" for Spring samples
[VIEWERJAVA-562] Print doesn't work if usePdfPrinting=false
config update
print pages fix