point travis status badge to develop branch
[CFG] Remove 'router_map' service; leave this for the framework-level config
[TST] Add Route::__isset() test
[ADD] Methods Map::appendMap() and Map::prependMap(), to append or prepend the definitions from another map.
disallow append/prepend after a match() attempt
add a learn branch
Merge branch 'learn' of https://github.com/superbear/Aura.Router
rename the entrance file to index.php