HttpHeader: replace CStdString with std::string + pass data by const ref
CurlFile: don't use CStdString function with HttpHeader
HttpHeader: cosmetics + remove commented out code
HttpHeader: optimizations + rename vars for clarity
HttpHeader::GetHeader: fix: include protocol line into header
(Function not used yet)
HttpHeader::Parse: fixes: skip empty parameters + use for m_protoLine only needed part of string
HttpHeader::Clear: fix: clear m_protoLine
HttpHeader::GetHeader: refactoring
HttpHeader: use vector instead of map for storing header params, move header typedefs into HttpHeader class
Merge pull request #3462 from Karlson2k/curlfile_update_01

CurlFile - update 01