Refactored. Removed router singletone, replaced into simple 'class'. All moved into namespaces.

Signed-off-by: feafarot <sly.feafarot@gmail.com>
Merge branch 'master' of github.com:feafarot/navrouter
Updated README.

Signed-off-by: feafarot <sly.feafarot@gmail.com>