Bump version for release

Author: ragibson

setup.py

@@ -15,7 +15,7 @@
     author="Ryan Gibson",
     author_email="[email protected]",
     name="stego-lsb",
-    version="1.6.2",
+    version="1.6.3",
     description="Least Significant Bit Steganography for bitmap images (.bmp "
                 "and .png), WAV sound files, and byte sequences. Simple LSB "
                 "Steganalysis (LSB extraction) for bitmap images.",