t-git-next-date () {
GIT_COMMITTER_DATE="$(( ${GIT_COMMITTER_DATE%% *} + 1 )) ${GIT_COMMITTER_DATE#* }"
GIT_AUTHOR_DATE="$GIT_COMMITTER_DATE"
t-git-next-date () {
GIT_COMMITTER_DATE="$(( ${GIT_COMMITTER_DATE%% *} + 1 )) ${GIT_COMMITTER_DATE#* }"
GIT_AUTHOR_DATE="$GIT_COMMITTER_DATE"