[ocrfeeder] Update for release 0.8.4

[Joaquim Rocha <jrocha src gnome org>]

commit 5fe13becf48e38fc93b9152c9cf1f6a130adc706
Author: Joaquim Rocha <me joaquimrocha com>
Date:   Mon Mar 14 22:28:48 2022 +0000

    Update for release 0.8.4

 NEWS         | 8 ++++++++
 configure.ac | 2 +-
 2 files changed, 9 insertions(+), 1 deletion(-)
---
diff --git a/NEWS b/NEWS
index f307f93..ffe5cdc 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,11 @@
+Version 0.8.4
+~~~~~~~~~~~~~
+Released: 2022-03-14
+
+Bug Fixes:
+ * Prevent invoking shell commands from the file name (thanks to @RenWal)
+ * Fix arguments for ghostscript invocation (thanks to @RenWal)
+
 Version 0.8.3
 ~~~~~~~~~~~~~
 Released: 2020-03-08
diff --git a/configure.ac b/configure.ac
index 476be3f..e8c3e32 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,6 +1,6 @@
 AC_PREREQ([2.63])
 AC_INIT([ocrfeeder],
-        [0.8.3],
+        [0.8.4],
         [https://gitlab.gnome.org/GNOME/ocrfeeder/issues],
         [ocrfeeder])