ruby: update 'README.md' about command-line examples
ruby: tweak 'README.md'
ruby: rename 'bin/baby_erubis.rb' to 'bin/baby_erubis'
ruby: update test scripts
ruby: update 'README.md'
ruby: chmod a+x bin/baby_erubis
Merge branch 'topic_rename-script' into ruby
ruby: fix 'Template#render()' to create new 'TemplateContext' object when nil passed
Merge branch 'fix_render' into ruby
ruby: change 'bin/baby_erubis' to work on Ruby 1.8
ruby: change script to load 'yaml' or 'json' lately
ruby: change 'Template#from_file()' to support Ruby 1.8
ruby: update 'README.md'
Merge branch 'topic_ruby18' into ruby
ruby: update gemspec file
ruby: fix test data for Rubinius
ruby: fix test script to support Rubinius
ruby: define 'clean' task
ruby: change 'dist' task to depend on 'clean'
Merge branch 'topic_rubinius' into ruby