add test code for examples shown in the documentation

this is to ensure that examples actually work
(first run test code, then copy/paste to documentation)
add test code for examples shown in the documentation (oops)

this is to ensure that examples actually work
(first run test code, then copy/paste to documentation)

(commit missing file test/aiff_examples_test.rb)
regenerate AIFF wrapper using swig 2.0.11 (#54)
fix spelling typo
Merge branch 'aiff' into wav
(to resolve merge conflicts)

Conflicts:
	taglib-ruby.gemspec