fastannotate: record some TODO items from indygreg's review
Some of these I'll address more or less right away, but some will take
a while for us to resolve.
Differential Revision: https://phab.mercurial-scm.org/D4200
BasedOnStyle: LLVM
IndentWidth: 8
UseTab: ForIndentation
BreakBeforeBraces: Linux
AllowShortIfStatementsOnASingleLine: false
IndentCaseLabels: false
AllowShortBlocksOnASingleLine: false
AllowShortFunctionsOnASingleLine: false
IncludeCategories:
- Regex: '^<'
Priority: 1
- Regex: '^"'
Priority: 2