make code jshint compliant
mark single eval as not evil via inline jshint config
use 2 spaces for indention
force use of curly braces
disallow trailing whitespace
tell jshint we're using node.js
check files in examples directory to be jshint compliant
Merge pull request #82 from janpieper/jshint

Use jshint to check code for problems and errors
Set undef option for jshint, fix code to comply to this rule
Set unused option for jshint, removed unused variables in code
Merge pull request #83 from felixge/stricter_jshint

Stricter jshint