RubyDCL demo programs

RubyDCL version: 1.7.0

Demo programs are taken from the "demo" subdirectory in the RubyDCL distribution (ruby-dcl-*.*.*/demo).

• RubyDCL original methods (image gallery and index)
• GOKURAKU (image gallery and index)
• RAKURAKU (image gallery and index)
• MATH1
• MATH2
• GRPH1 (image gallery and index)
• GRPH2 (image gallery and index)