message: Use case insensitive regexes for special keys in vimrc.tmLanguage.json
diff: },
  {
  "name": "constant",
  - "match": "<([Ll][Ee][Aa][Dd][Ee][Rr])>"
  + "match": "(?i)<Leader>"
  },
  {
  "name": "constant",
  - "match": "<([Cc][Rr])>"
  + "match": "(?i)<CR>"
  },
  {
  "name": "constant",
  - "match": "<([Bb][Ss])>"
  + "match": "(?i)<BS>"
  },
  {
  "name": "constant",
  - "match": "<([Ee][Ss][Cc])>"
  + "match": "(?i)<Esc>"
  },
  {
  "name": "constant",
  - "match": "<(([Uu][Pp])|([Dd][Oo][Ww][Nn])|([Ll][Ee][Ff][Tt])|([Rr][Ii][Gg][Hh][Tt]))>"
  + "match": "(?i)<(Up|Down|Left|Right)>"
  },
  {
  "name": "constant",
  - "match": "<[CcDd]-.>"
  + "match": "(?i)<[CD]-.>"
  },
  {
  "name": "string.unquoted",
  - "match": "[A-Za-z]+(\\.[A-Za-z]+)+"
  + "match": "(?i)[a-z]+(\\.[a-z]+)+"
  }
  ]
  }
  