Buildify the world

Change-Id: I41c06a3f567bc45d401386cc32d9c40cb6ed95d8
diff --git a/third_party/BUILD b/third_party/BUILD
index 13f015e..fd10d43 100644
--- a/third_party/BUILD
+++ b/third_party/BUILD
@@ -99,4 +99,3 @@
         "roborio": ["@webrtc_rio//:webrtc"],
     }),
 )
-
diff --git a/third_party/flatbuffers/build_defs.bzl b/third_party/flatbuffers/build_defs.bzl
index 6ac1d87..f4c1dc7 100644
--- a/third_party/flatbuffers/build_defs.bzl
+++ b/third_party/flatbuffers/build_defs.bzl
@@ -282,7 +282,7 @@
         been parsed. As such, we just force the user to manually specify
         things.
     """
-    python_files = ["%s/%s.py" % (namespace.replace('.', '/'), table) for table in tables]
+    python_files = ["%s/%s.py" % (namespace.replace(".", "/"), table) for table in tables]
 
     srcs_lib = "%s_srcs" % (name)
     flatbuffer_library_public(
diff --git a/third_party/gperftools/BUILD b/third_party/gperftools/BUILD
index 25a8740..7f5e9d6 100644
--- a/third_party/gperftools/BUILD
+++ b/third_party/gperftools/BUILD
@@ -86,7 +86,7 @@
     "-DPERFTOOLS_DLL_DECL=",
     "-DSTDC_HEADERS=1",
     "-DSTL_NAMESPACE=std",
-    "-DPACKAGE_STRING=\\\"gperftools\ 2.4\\\"",
+    "-DPACKAGE_STRING=\\\"gperftools\\ 2.4\\\"",
     "-DPACKAGE_BUGREPORT=\\\"http://www.frc971.org/contact\\\"",
     "-DPACKAGE_VERSION=\\\"2.4\\\"",
 ] + cpu_select({
@@ -141,7 +141,7 @@
         "-lrt",
         "-lpthread",
     ],
-    nocopts = "-std=gnu\+\+1y",
+    nocopts = "-std=gnu\\+\\+1y",
     visibility = ["//visibility:public"],
     deps = [
         "//third_party/empty_config_h",
diff --git a/third_party/libevent/BUILD b/third_party/libevent/BUILD
index da05f3c..347ec0b 100644
--- a/third_party/libevent/BUILD
+++ b/third_party/libevent/BUILD
@@ -148,7 +148,7 @@
         "_EVENT_STDC_HEADERS=1",
         "_EVENT_TIME_WITH_SYS_TIME=1",
         "_EVENT_NUMERIC_VERSION=0x02001600",
-        '_EVENT_VERSION=\\"2.0.22-stable\\"',
+        "_EVENT_VERSION=\\\"2.0.22-stable\\\"",
     ] + address_size_select({
         "32": [
             "_EVENT_SIZEOF_LONG_LONG=4",