add some utilities created with the GodTools projects which better fit in a utils jar
PR review updates
 - added javadoc
 - fixed double hashing
 - added a parameter for imageType for added flexibility
remove guava 16 dependency
CLeanup
 - cleanup javadoc
 - update method names for more clarity
Remove this file as it's now done using guava inside the Godtools Project
Add unit tests for `XmlDocumentSearchUtilities` and `XmlDocumentStreamConverter`
revert previous change due to guava version update which was undone
removing this class.
 - it seems specific to the godtools project, so it will reside there
use stream instead of file
set encoding to UTF-8
Remove type check in one case, add comments in another case
cleanup imports
Remove type check here too
Merge pull request #4 from Cru-Tech/add-godtools-utilities

Add new utils