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README.md

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+mruby-pack (pack / unpack)
+=========
+
+## install by mrbgems
+```bash
+git clone git://github.com/iij/mruby-pack.git
+cp -pr mruby-pack ${MRUBY_ROOT}/mrbgems/g/.
+echo mruby-pack >> ${MRUBY_ROOT}/mrbgems/GEMS.active
+cd ${MRUBY_ROOT}
+rake ENABLE_GEMS="true"
+./bin/mruby ${MRUBY_ROOT}/mrbgems/g/mruby-pack/example/sample.rb
+```
+
+## support template string
+ - C : 8-bit unsigned (unsigned char)
+ - c : 8-bit signed (signed char)
+ - S : 16-bit unsigned, native endian (uint16_t)
+ - s : 16-bit signed, native endian (int16_t)
+ - L : 32-bit unsigned, native endian (uint32_t)
+ - l : 32-bit signed, native endian (int32_t)
+ - n : 16-bit unsigned, network (big-endian) byte order
+ - N : 32-bit unsigned, network (big-endian) byte order
+ - A : arbitrary binary string (space padded, count is width)
+ - a : arbitrary binary string (null padded, count is width)
+ - Z : same as "a", except that null is added with *
+ - H : hex string (high nibble first)
+ - h : hex string (low nibble first)
+ - m : base64 encoded string (see RFC 2045, count is width)
+
+## License
+This software is licensed under the same license terms of the original mruby.
+