Merge pull request #6747 from nextcloud/bumpTo3.14Alpha

Bump to 3.14.0 Alpha

build.gradle

@@ -84,7 +84,7 @@ repositories {
 
 // semantic versioning for version code
 def versionMajor = 3
-def versionMinor = 13
+def versionMinor = 14
 def versionPatch = 0
 def versionBuild = 0 // 0-50=Alpha / 51-98=RC / 90-99=stable