extend: update Classter documentation
modify: alert is lame, use console.log in documentation
fix: avoid variable overwritting
fix: avoid recreating same object twice
modify: get rid of unused keyword mechanism
extend: call constructor when instanced by 'new' instruction
fix: namespacing mechanism no longer fails for no-namespace classes
modify: get rid of unnecessary get call
extend: prevent looping constructors
add: example (simple use)
add: example (more complicated)
add: example (inheritance and polymorphism)
add: example (paternity check)