Move all the motors stuff into a saner namespace

Letting the mechanical engineers name software is never a good idea...

Change-Id: I5d0e43d84a8f45693435472cc0e5e288f6190b14
diff --git a/motors/algorithms_test.cc b/motors/algorithms_test.cc
index 32ca8b7..18b89c3 100644
--- a/motors/algorithms_test.cc
+++ b/motors/algorithms_test.cc
@@ -6,7 +6,7 @@
 #include "gtest/gtest.h"
 
 namespace frc971 {
-namespace salsa {
+namespace motors {
 namespace testing {
 
 class BalanceReadingsTest : public ::testing::Test {
@@ -97,5 +97,5 @@
 }
 
 }  // namespace testing
-}  // namespace salsa
+}  // namespace motors
 }  // namespace frc971