Add Che Theia plugin version builded from master (#88)

* eclipse-che/che-theia#39

Signed-off-by: Yevhen Vydolob <yvydolob@redhat.com>

plugins/org.eclipse.che.editor.theia/master/meta.yaml

@@ -0,0 +1,13 @@
+id: org.eclipse.che.editor.theia
+version: master
+type: Che Editor
+name: theia-ide
+title: Eclipse Theia development version
+description: Eclipse Theia, get the latest release each day
+icon: https://raw.githubusercontent.com/theia-ide/theia/master/logo/theia-logo-no-text-black.svg?sanitize=true
+url: https://github.com/eclipse/che-theia/releases/download/editor-master/che-editor-plugin.tar.gz
+publisher: Red Hat, Inc.
+category: Editor
+repository: https://github.com/eclipse/che-theia
+firstPublicationDate: "2019-02-12"
+