Add IS_BAZEL_BUILD around MotionInterchange import (#103)

Author: Arcank

src/private/CABasicAnimation+MotionAnimator.h

@@ -14,12 +14,16 @@
  limitations under the License.
  */
 
-#import "MotionInterchange.h"
-
 #import <Foundation/Foundation.h>
 #import <CoreGraphics/CoreGraphics.h>
 #import <QuartzCore/QuartzCore.h>
 
+#ifdef IS_BAZEL_BUILD
+#import "MotionInterchange.h"
+#else
+#import <MotionInterchange/MotionInterchange.h>
+#endif
+
 // Returns a basic animation configured with the provided traits and scale factor.
 FOUNDATION_EXPORT
 CABasicAnimation *MDMAnimationFromTraits(MDMAnimationTraits *traits, CGFloat timeScaleFactor);