38 create ostream overload for enum method

[gwolf-011235]

• Rename LogConfigFile.cpp to LogOstreamInserters.cpp > to store all stream inserters in there.
• Ostream inserter definitions reside in the header file where their respective enum/struct is defined. This is to reduce dependencies.
• The file LogOstreamInserters.cpp includes these defintions from the headers from enum/struct
• New inserters for
  • enum Method
  • enum StatusCode
  • struct URI
  • struct HTTPRequest
  • struct HTTPResponse
• Added tests