Core process cleanup - #9023

replaces #9022 and #9001
Clean up CoreProcess

• CoreProcess::Start return early if
  • Process is already started
  • Invalid mode
• Use QVariant to generate strings for enums
• Remove unused Includes in CoreProcess
• Remove CoreProcess::modeString()
• Remove CoreProcess::processModeString()
• Use CoreProcess::correctedAddress in CoreProcess::setAddress
• Simplify CoreProcess::wrapIpv6 and make it static member of CoreProcess
• Remove CoreProcess::started signal handle via CoreProcess::coreProccessStateChanged
• Move all the arg setting in CoreProcess to CoreProcess::start
  • Set Log in CoreProcess::start
  • Remove CoreProcess:persistLogDir() handle in start when needed.
  • remove `CoreProcess::addClientArgs()
  • remove `CoreProcess::addServerArgs()
    • handle setting of server config info in CoreProcess::start
• Make the function makeQuotedArgs a private member of CoreProcess
• Make the function processStateToString a private member of CoreProcess
• Make the function processModeToString a private member of CoreProcess
• Simplify the method CoreProcess::makeQuotedArgs.
  • Call Simplify before appending any items to the quoted list.
  • If an item contains then wrap in quotes unless it already is wrapped in quotes
• Simplify CoreProcess::restart