explicit path for built-in web server
.htaccsess
readability
di log
rm unused
move package from BEAR.Sunday
use $_SERVER
ignore di log
use app router and anonymous blocks

thanks to @iteman, @rsky
0.5.3
Merge branch 'release/0.5.3'
Merge branch 'release/0.5.3' into develop
store page into app property
code cleaning
fix helloworld
Merge branch 'hotfix/helloworld'
doc comment
rm unused
cleaning
update dependencies