Log Message:
Updating graphics/p5-SVG from 2.49nb1 to 2.50

pkgsrc changes:
- correcting license

Upstream changes:
2.50  05 April, 2010
	-Fixed inline SVG generation method (bug # 43814 and 50075)
	-Fixed XML-escaped characters (bug # 53918 and 44454)
	-Fixed undef bug in findChildIndex (bug # 48932)
	-Fixed memory leaks with Scalar::Util::weaken() (bug # 54458)
	-Fixed cloning method (bug # 36194)
	-DOM::insertAtIndex() and removeAtIndex() now update the ID and element list