add check if cronjobs are turned on
update readme.txt
fix maximum length of 150 chars in short description
update readme.md
remove german version of readme
adjust debugging message cache hit/miss
fix bug with caching facebook urls
Merge branch 'stable'

Conflicts:
	avatarplus.php
	classes/class-cache.php
	classes/class-profile_to_avatar.php
update readme.md
Merge branch 'stable'

Conflicts:
	readme.md
update version number; fix problem with wordpress update
raise the cache delete value from 0 to 30 (days)
fix issue #2 ( https://github.com/RalfAlbert/AvatarPlus/issues/2 )
fix issue #2 ( https://github.com/RalfAlbert/AvatarPlus/issues/2 )
add screenshot
Merge branch 'master' into stable