Add oppressive language presubmit

Also remove the last occurrences of "slave".

BUG=b:162024466
TEST=try to upload a CL with a blocked term

Change-Id: I88ea8a6797fff0e8d6556762f2bc32ecaa56803e
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/touch_firmware_test/+/2533661
Tested-by: Harry Cutts <hcutts@chromium.org>
Auto-Submit: Harry Cutts <hcutts@chromium.org>
Reviewed-by: Sean O'Brien <seobrien@chromium.org>
Commit-Queue: Sean O'Brien <seobrien@chromium.org>
diff --git a/remote/remote_aardvark.py b/remote/remote_aardvark.py
index 382e350..6c6f23c 100644
--- a/remote/remote_aardvark.py
+++ b/remote/remote_aardvark.py
@@ -127,8 +127,8 @@
                                        self._addr, self.I2C_NO_FLAGS, data_out)
     if retVal != data_len:
       print('Error: Number of bytes written: %d' % retVal)
-      print('       Make sure that the slave address is correct')
-      print('       Slave address: %d' % self._addr)
+      print('       Make sure that the peripheral address is correct')
+      print('       Peripheral address: %d' % self._addr)
       sys.exit()
     else:
       return retVal
diff --git a/unblocked_terms.txt b/unblocked_terms.txt
new file mode 100644
index 0000000..7ba8888
--- /dev/null
+++ b/unblocked_terms.txt
@@ -0,0 +1,35 @@
+# Don't delete this file if you want to keep keyword_check enabled even if it's
+# empty.
+#
+# See repohooks/README.md for more details.
+
+# black.?hat
+# black.?list
+# build.?cop
+# crazy
+# cripple
+dummy
+# first.?class.?citizen
+# grandfathered
+# gr[ae]y.?hat
+# gr[ae]y.?list
+\bhe\b
+\bshe\b
+\bhim\b
+\bher\b
+\bhis\b
+\bhers\b
+man.?in.?the.?middle
+# master
+\bmitm(\b|\d)
+\bnative
+\bred.?line
+rtfm
+\b(in)?sane(\b|\d)
+sanity
+# slave
+# white.?glove
+# white.?hat
+# white.?label
+# white.?list
+\bwtf