extracted afp_eng_2005 files, placed positive and unknown examples in output
	new file:   output/unkn5.txt
	new file:   output/xy5.txt
	new file:   output/yx5.txt
	modified:   src/main/java/DirtRuleFromAgiga.java
	modified:   src/main/scala/.HyperClass.scala.swp
	modified:   src/main/scala/HyperClass.scala