shelve: use more accurate description in conflict marker
We use "shelve" and "working-copy" instead of "source" and "dest". This is a net
win.
Differential Revision: https://phab.mercurial-scm.org/D3694
BasedOnStyle: LLVM
IndentWidth: 8
UseTab: ForIndentation
BreakBeforeBraces: Linux
AllowShortIfStatementsOnASingleLine: false
IndentCaseLabels: false
AllowShortBlocksOnASingleLine: false
AllowShortFunctionsOnASingleLine: false
IncludeCategories:
- Regex: '^<'
Priority: 1
- Regex: '^"'
Priority: 2