Release 5.4.0 (#567)

* Release 5.3.1

* Update data/stylesheet.appdata.xml.in

* Update meson.build

Co-authored-by: Cassidy James Blaede <[email protected]>

Author: danirabbit

data/stylesheet.appdata.xml.in

@@ -14,7 +14,7 @@
     <id>io.elementary.stylesheet</id>
   </provides>
   <releases>
-    <release version="5.4.0" date="2019-11-01" urgency="medium">
+    <release version="5.4.0" date="2019-12-23" urgency="medium">
       <description>
         <p>New features:</p>
         <ul>

meson.build

@@ -1,6 +1,6 @@
 project(
     'io.elementary.stylesheet',
-    version: '5.3.1'
+    version: '5.4.0'
 )
 
 i18n = import('i18n')