effectflag: detect when description changed
Store in effect flag when the description changed between the predecessor and
its successors.
It can happens with "hg commit --amend -e", "hg amend -e" or "histedit".
Differential Revision: https://phab.mercurial-scm.org/D535
# See http://EditorConfig.org for the specification
root = true
[*.py]
indent_size = 4
indent_style = space
trim_trailing_whitespace = true
[*.{c,h}]
indent_size = 8
indent_style = tab
trim_trailing_whitespace = true