cloned datasets do not have correct internal transfer sytnax (@mdubey82)
better handling of improperly encoded private sequences
update changelog
clip overlay to image region
clip input values to output lut
clip overlay to image region
fix overlay origin
correct calculation of embedded overlay dimensions
add ability to get value from child items
accessor methods for numeric content items
string type get accessors
adjust string format
fix overlay clipping
update Philips private tags
option to ignore TLS certificate errors
Merge branch 'master' of https://github.com/rcd/fo-dicom.git

Conflicts:
	DICOM/DicomDatasetExtensions.cs
match rule set should match true if no sub-rules defined
faster wildcard matching for * masks
match rules should match default value in most cases
save ConsoleTest changes for logging