Move nexpose requires to appropriate module

MSP-11124
Extract Msf::DBManager::Import::Nikto shared examples

MSP-11124
Extract Msf::DBManager::Import::Nmap

MSP-11124
Extract Msf::DBManager::Import::Nmap shared examples

MSP-11124
Extract Msf::DBManager::Import::OpenVAS

MSP-11124
Extract Msf::DBManager::Import::OpenVAS

MSP-11124
Order methods

MSP-11124
Extract Msf::DBManager::Import::Outpost24

MSP-11124
Extract Msf::DBManager::Import::Outpost24 shared examples

MSP-11124
Extract Msf::DBManager::Import::Retina

MSP-11124
Extract Msf::DBManager::Import::Retina shared examples

MSP-11124
Autonegotiate SSL/TLS versions when not explicit
Raise an ArgumentError vs RuntimeError for backwards compatibility
Extract Msf::DBManager::Import::Spiceworks

MSP-11124
Extract Msf::DBManager::Import::Spiceworks shared examples

MSP-11124
Extract Msf::DBManager::Import::Wapiti

MSP-11124
Extract Msf::DBManager::Import::Wapiti shared examples

MSP-11124
Typo: request -> requested in message
Extract Msf::DBManager::Import::Report

MSP-11124
Extract Msf::DBManager::Import::Report shared examples

MSP-11124