Added brace comments (#96)

Enforced by wpilibsuite/styleguide#80.

src/main/native/cpp/JpegUtil.h

@@ -14,7 +14,7 @@
 
 namespace wpi {
 class raw_istream;
-}
+}  // namespace wpi
 
 namespace cs {
 

src/main/native/include/cscore_c.h

@@ -377,7 +377,7 @@ char** CS_GetNetworkInterfaces(int* count);
 void CS_FreeNetworkInterfaces(char** interfaces, int count);
 
 #ifdef __cplusplus
-}
+}  // extern "C"
 #endif
 
 #endif  // CSCORE_CSCORE_C_H_

src/main/native/include/cscore_cpp.h

@@ -22,7 +22,7 @@
 
 namespace cv {
 class Mat;
-}
+}  // namespace cv
 
 namespace cs {
 
@@ -337,6 +337,6 @@ uint64_t CS_GrabSinkFrameCpp(CS_Sink sink, cv::Mat* image, CS_Status* status);
 uint64_t CS_GrabSinkFrameTimeoutCpp(CS_Sink sink, cv::Mat* image,
                                     double timeout, CS_Status* status);
 void CS_PutSourceFrameCpp(CS_Source source, cv::Mat* image, CS_Status* status);
-}
+}  // extern "C"
 
 #endif  // CSCORE_CSCORE_CPP_H_