CB-3445: Read project.properties to configure gradle libraries

bin/templates/project/settings.gradle

@@ -1 +1,18 @@
-include ':CordovaLib', ':'
+import java.util.regex.Pattern
+
+def getProjectList() {
+    def manifestFile = file("project.properties")
+    def pattern = Pattern.compile("android.library.reference.(\\d+)\\s*=\\s*(.*)")
+    def matcher = pattern.matcher(manifestFile.getText())
+    def projects = []
+    while (matcher.find()) {
+      projects.add(":" + matcher.group(2).replace("/",":"))
+    }
+    return projects
+}
+
+for (subproject in getProjectList()) {
+    include subproject
+}
+
+include ':'