Bytecode analyser cleanup

- Add documentation link for constant pool
- order tags for readability

Author: gab1one

src/main/java/org/scijava/annotations/ByteCodeAnalyzer.java

@@ -107,6 +107,8 @@ private double getDoubleConstant(final int index) {
 			getU4(offset + 5));
 	}
 
+	// See https://en.wikipedia.org/wiki/Java_class_file#The_constant_pool for the 
+	// meaning of the offsets behind these numbers 
 	private void getConstantPoolOffsets() {
 		final int poolCount = getU2(8) - 1;
 		poolOffsets = new int[poolCount];
@@ -115,8 +117,8 @@ private void getConstantPoolOffsets() {
 			poolOffsets[i] = offset;
 			final int tag = getU1(offset);
 			if (tag == 7 || tag == 8) offset += 3;
-			else if (tag == 9 || tag == 10 || tag == 11 || tag == 3 || tag == 4 ||
-				tag == 12) offset += 5;
+			else if (tag == 3 || tag == 4 || tag == 9 || tag == 10 
+					|| tag == 11 || tag == 12) offset += 5;
 			else if (tag == 5 || tag == 6) {
 				poolOffsets[++i] = offset;
 				offset += 9;