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
Merge pull request #121 from BugFreeSoftware/develop

Header file split