[hackers] [sbase] Relax with caps in usage || sin

[git]

commit 500ee513093a4aeb88070be13fe2b25df23e7e8a
Author: sin <s...@2f30.org>
Date:   Sun Jan 25 18:31:25 2015 +0000

    Relax with caps in usage

diff --git a/expr.c b/expr.c
index 4aa2f0d..04cbee6 100644
--- a/expr.c
+++ b/expr.c
@@ -267,7 +267,7 @@ parse(char **expr, int exprlen)
 static void
 usage(void)
 {
-       eprintf("usage: %s EXPRESSION\n", argv0);
+       eprintf("usage: %s expression\n", argv0);
 }
 
 int