Essential Commands

Rework config to use Map instead of list of entries internally. (it was bad).

New config option: ops_bypass_teleport_rules

New permissions:

• essentialcommands.bypass.teleport_delay
• essentialcommands.bypass.allow_teleport_between_dimensions
• essentialcommands.bypass.teleport_interrupt_on_damaged

Improve config error handling and parsing.

• Give informational and descriptive console logs of errors found when parsing config. (Fails gracefully, but loudly/clearly.)