Changed the way network and chatlist editing works

app/src/main/AndroidManifest.xml

...ain/java/de/kuschku/libquassel/client/NetworkManager.java

.../kuschku/libquassel/syncables/types/impl/NetworkInfo.java

...java/de/kuschku/quasseldroid_ng/ui/chat/MainActivity.java

...hku/quasseldroid_ng/ui/chat/drawer/NetworkViewHolder.java

...d_ng/ui/coresettings/chatlist/ChatListCreateActivity.java

...oid_ng/ui/coresettings/chatlist/ChatListEditActivity.java

...oid_ng/ui/coresettings/chatlist/ChatListListActivity.java

...oid_ng/ui/coresettings/network/NetworkCreateActivity.java

...droid_ng/ui/coresettings/network/NetworkEditActivity.java

...droid_ng/ui/coresettings/network/NetworkListActivity.java

app/src/main/res/layout/activity_chatlist_edit.xml

app/src/main/res/layout/activity_chatlist_list.xml

app/src/main/res/layout/activity_network_edit.xml

app/src/main/res/layout/activity_network_list.xml

app/src/main/res/layout/widget_drawer_network.xml

app/src/main/res/layout/widget_settings_network.xml

app/src/main/res/menu/chat.xml