Drop suffixes on binary names

They were only there to work around a GYP limitation.

Change-Id: Ia6a527f3824c4a5561df0d538ec3d32109350272
diff --git a/y2014_bot3/BUILD b/y2014_bot3/BUILD
index 2538acc..3ec0bb5 100644
--- a/y2014_bot3/BUILD
+++ b/y2014_bot3/BUILD
@@ -1,7 +1,7 @@
 load('/aos/downloader/downloader', 'aos_downloader')
 
 cc_binary(
-  name = 'joystick_reader_y2014_bot3',
+  name = 'joystick_reader',
   srcs = [
     'joystick_reader.cc',
   ],
@@ -24,11 +24,11 @@
   name = 'download',
   start_srcs = [
     '//aos:prime_start_binaries',
-    '//y2014_bot3/control_loops/drivetrain:drivetrain_y2014_bot3',
+    '//y2014_bot3/control_loops/drivetrain:drivetrain',
     '//y2014_bot3/control_loops/rollers:rollers',
-    '//y2014_bot3/autonomous:auto_y2014_bot3',
-    ':joystick_reader_y2014_bot3',
-    '//y2014_bot3/wpilib:wpilib_interface_y2014_bot3',
+    '//y2014_bot3/autonomous:auto',
+    ':joystick_reader',
+    '//y2014_bot3/wpilib:wpilib_interface',
   ],
   srcs = [
     '//aos:prime_binaries',