|   | 9130f7c3 | 2021-01-02T10:25:38 |  | Updated copyright for 2021 | 
            
              |   | 3180ba81 | 2020-04-08T08:34:27 |  | First pass at Windows sensor implementation | 
            
              |   | a8780c6a | 2020-01-16T20:49:25 |  | Updated copyright date for 2020 | 
            
              |   | 5e13087b | 2019-01-04T22:01:14 |  | Updated copyright for 2019 | 
            
              |   | 91820998 | 2018-10-28T21:36:48 |  | Add and update include guards
Include guards in most changed files were missing, I added them keeping
the same style as other SDL files. In some cases I moved the include
guards around to be the first thing the header has to take advantage of
any possible improvements compiler may have for inclusion guards. | 
            
              |   | c6647bf9 | 2018-08-21T17:24:12 |  | Added the iOS sensor implementation | 
            
              |   | 3e5dbc69 | 2018-08-21T13:29:21 |  | Added a dummy sensor driver | 
            
              |   | 7c3040e0 | 2018-08-21T12:11:34 |  | First pass on the new SDL sensor API |