Release Name: 0.16.4

Notes:
Framework for dynamically generating and loading C extensions from Ruby
programs. Includes CShadow module for defining classes in terms of C structs
with accessors and inheritance.



Changes:
cgen 0.16.4

  - api addition: module and symbol declarations can optionally be sent
    to other file rather than libmain; this supports better separate
    compilation (in redshift)

  - generated main file is now called libmain.c