Fixed compiler warnings from connect engine

- clang complains about register in C++
- Removed not used variables
- Fixed bug when printing date in filamdbf.cpp
- Added {} to fix warning about dangling else
- Changed connect_done_func() to be global to remove conflict with header
  files
- Added extra () around assignment in if

storage/connect/inihandl.cpp

@@ -112,8 +112,6 @@ static PROFILE *MRUProfile[N_CACHED_PROFILES] = {NULL};
 
 //static CRITICAL_SECTION PROFILE_CritSect = CRITICAL_SECTION_INIT("PROFILE_CritSect");
 
-static const char hex[17] = "0123456789ABCDEF";
-
 BOOL  WritePrivateProfileString(LPCSTR section, LPCSTR entry,
                                 LPCSTR string, LPCSTR filename);