add 1.5 release, update 1.4 release

library/composer

@@ -1,10 +1,14 @@
-# this file was generated using https://github.com/composer/docker/blob/053461f12669a0bd1e4197d29b68df2c2b4a748e/generate-manifest.sh
+# this file was generated using https://github.com/composer/docker/blob/1176669e10e371d2e829e477505d7e449c8d5e24/generate-manifest.sh
 
 Maintainers: Composer (@composer), Rob Bast (@alcohol)
 GitRepo: https://github.com/composer/docker.git
 
-Tags: 1.4.3, 1.4, 1, latest
-GitCommit: 8ec8fa3b1170930e931e00d3963750005dd492b0
+Tags: 1.5.0, 1.5, 1, latest
+GitCommit: 1253f8214b6bf1849a8de27344b1cbfc101ca707
+Directory: 1.5
+
+Tags: 1.4.3, 1.4
+GitCommit: 1176669e10e371d2e829e477505d7e449c8d5e24
 Directory: 1.4
 
 Tags: 1.3.3, 1.3