Changes

Summary

1. add javadocs & allow placeholders to specify an update interval (commit: e8dedb9) (details)

Commit e8dedb9e5d5f2389a3b3a560d95ba41e611b30ea by Flo.e3 add javadocs & allow placeholders to specify an update interval (commit: e8dedb9)
	bungee/src/main/java/codecrafter47/bungeetablistplus/api/PlaceholderProvider.java (diff)
	bungee/src/main/java/codecrafter47/bungeetablistplus/placeholder/ColorPlaceholder.java (diff)
	bungee/src/main/java/codecrafter47/bungeetablistplus/placeholder/TimePlaceholders.java (diff)