static private boolean hasEvenQuoteCount(String s) {
		return s.chars().filter(c -> c == '"').count() % 2 == 0;
	}
parse Export-Package string from a bundle manifest

@param exportPackageString Import-Package value
@return deduced capabilities or null if there was an error
@throws BundleException on parse failure
Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/osgi/OSGiUtils.java