fix typo filter hicstuff

bin/hicstuff_filter.py

@@ -4,7 +4,7 @@
 import sys
 import argparse
 import hicstuff.filter as hf
-import hicstuff_log as hcl
+import hicstuff.log as hcl
 
 if __name__ == "__main__":
     parser = argparse.ArgumentParser()