cleanup vcard saving

...main/java/cx/ring/account/JamiAccountSummaryFragment.java

...ain/java/cx/ring/tv/account/TVProfileEditingFragment.java

.../java/cx/ring/tv/conversation/TvConversationFragment.java

...java/cx/ring/tv/conversation/TvConversationPresenter.java

...ain/java/cx/ring/account/JamiAccountSummaryPresenter.java

...main/java/cx/ring/navigation/HomeNavigationPresenter.java

...libringclient/src/main/java/cx/ring/utils/VCardUtils.java