Adding implementation with ruby.
First pass at basic functionality. Needs some serious tests.
added fixes for type names with numbers after underscores
Merge pull request #18 from jvranish/ruby

added fixes for type names with numbers after underscores
fixed read length error for variable length arrays
Merge pull request #19 from jvranish/ruby

fixed read length error for variable length arrays
Add bindata dependency.
Bump version.