if( -> if ( and for( -> for (
Handle 404s for directory GETs (fixes #573)
directory -> folder
Merge pull request #576 from remotestorage/bugfix/573-directory_404s

Handle 404s for directory GETs (fixes #573)
Update HEAD release
Merge pull request #574 from remotestorage/space-after-if-and-for

space after `if` and `for`
merge folder-not-directory
protect baseclient against wrong-type args

argument->Argument, should->must

object -> body