message: Remove {frame,shaded,leftbar} from memoir syntax
  These environments were only matched against a meta scope, meaning that
  no specific highlighting was associated.
diff: <string>LaTeX Memoir</string>
  <key>patterns</key>
  <array>
  - <dict>
  - <key>begin</key>
  - <string>(?:\s*)((\\)begin)(\{)(framed|shaded|leftbar)(\})</string>
  - <key>captures</key>
  - <dict>
  - <key>1</key>
  - <dict>
  - <key>name</key>
  - <string>support.function.be.latex</string>
  - </dict>
  - <key>2</key>
  - <dict>
  - <key>name</key>
  - <string>punctuation.definition.function.latex</string>
  - </dict>
  - <key>3</key>
  - <dict>
  - <key>name</key>
  - <string>punctuation.definition.arguments.begin.latex</string>
  - </dict>
  - <key>4</key>
  - <dict>
  - <key>name</key>
  - <string>variable.parameter.function.latex</string>
  - </dict>
  - <key>5</key>
  - <dict>
  - <key>name</key>
  - <string>punctuation.definition.arguments.end.latex</string>
  - </dict>
  - </dict>
  - <key>end</key>
  - <string>((\\)end)(\{)(\4)(\})</string>
  - <key>name</key>
  - <string>meta.function.memoir-fbox.latex</string>
  - <key>patterns</key>
  - <array>
  - <dict>
  - <key>include</key>
  - <string>$self</string>
  - </dict>
  - </array>
  - </dict>
  <dict>
  <key>begin</key>
  <string>(?:\s*)((\\)begin)(\{)(alltt)(\})</string>
  