Localized all time_t usage and changed it to our own time64_t
Added gmock and gtest projects as a start for unit test framework
Added first part of Ruben's pass to split the header files into 1 class per file
Phase 2 of Ruben's header file splitting
Added OTRecord and OTRecordList to Windows build
Fixed time_64t problems in OTRecord and OTRecordList
Added new header files to Windows project
fixed minor build issue in latest stuff.

Signed-off-by: FellowTraveler <F3llowTraveler@gmail.com>
Fixed build warning.

Signed-off-by: FellowTraveler <F3llowTraveler@gmail.com>