doc: avoid incorrect phrase 'allows to'

Also fix typo found by Lou Logan:
Sacrifying -> Sacrificing

Reviewed-by: Lou Logan <lou@lrcd.com>
Signed-off-by: Andreas Cadhalpun <Andreas.Cadhalpun@googlemail.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/Changelog b/Changelog
index 9a532860d9..3853978093 100644
--- a/Changelog
+++ b/Changelog
@@ -574,7 +574,7 @@ easier to use. The changes are:
           all the stream in the first input file, except for the second audio
           stream'.
     * There is a new option -c (or -codec) for choosing the decoder/encoder to
-      use, which allows to precisely specify target stream(s) consistently with
+      use, which makes it possible to precisely specify target stream(s) consistently with
       other options. E.g. -c:v lib264 sets the codec for all video streams, -c:a:0
       libvorbis sets the codec for the first audio stream and -c copy copies all
       the streams without reencoding. Old -vcodec/-acodec/-scodec options are now