over*: use v5.10.1, drop warnings

v5.10.1 lets us use the lighter parent.pm instead of base.pm,
and we'll rely on the shebang to enable warnings (or not).

While we're in the area, drop a no-longer-necessary import for
PublicInbox::Search, since OverIdx doesn't require search.

1 files changed, 1 insertions, 1 deletions

diff --git a/lib/PublicInbox/Over.pm b/lib/PublicInbox/Over.pm
index 6b7d5216..0957cbdd 100644
--- a/lib/PublicInbox/Over.pm
+++ b/lib/PublicInbox/Over.pm
@@ -6,7 +6,7 @@
 # tweaked/updated over time and rebuilt.
 package PublicInbox::Over;
 use strict;
-use warnings;
+use v5.10.1;
 use DBI;
 use DBD::SQLite;
 use PublicInbox::Smsg;