Merge pull request #3872 from convertigo/convertigo-7.5.0-alpine

Alpine based version. Almost the same as the standard version.

library/convertigo

@@ -1,11 +1,19 @@
 Maintainers: Nicolas Albert <[email protected]> (@nicolas-albert), Olivier Picciotto <[email protected]> (@opicciotto)
 GitRepo: https://github.com/convertigo/docker
-GitCommit: c143ecb5aa888581cb128b7ac487aebf1418f3b3
+GitCommit: 1b3f1092aae7fbfd1094fb169be1e74f0902a164
 
 Tags: 7.5.0, 7.5, latest
 Architectures: amd64, arm32v7, arm64v8, i386
 Directory: 7.5/7.5.0
 
+Tags: 7.5.0-alpine, 7.5-alpine, alpine
+Architectures: amd64, arm32v6, arm64v8, i386
+Directory: 7.5/7.5.0/alpine
+
 Tags: 7.4.7, 7.4
 Architectures: amd64, arm32v7, arm64v8, i386
 Directory: 7.4/7.4.7
+
+Tags: 7.4.7-alpine, 7.4-alpine
+Architectures: amd64, arm32v6, arm64v8, i386
+Directory: 7.4/7.4.7/alpine