File 3.1.4-packages.conf.patch of Package calamares

Adjust some default settings (default shipped .conf files) for openSUSE and openSUSE based appliances.
Updating databases during installation may cause problems, thus allow to install system as is.
Calamares packages is no longer needed after installation.

diff --git a/src/modules/packages/packages.conf b/src/modules/packages/packages.conf
--- a/src/modules/packages/packages.conf
+++ b/src/modules/packages/packages.conf
@@ -12,12 +12,12 @@
 #  - entropy     - Sabayon package manager
 #  - dummy       - Dummy manager, only logs
 #
-backend: dummy
+backend: zypp
 
 # If set to true, a package-manager specific update procedure
 # is run first (only if there is internet) to update the list
 # of packages and dependencies.
-update_db: true
+update_db: false
 
 #
 # List of maps with package operations such as install or remove.
@@ -112,11 +112,5 @@
 # of packages, this can lead to a considerable time savings.
 #
 operations:
-  - install:
-    - vi
-    - wget
-    - binutils
-  - remove:
-    - vi
-    - wget
-    - binutils
+  - try_remove:
+    - calamares