* many: renaming/refactoring

- mu-msg-gmime => mu-msg
  - mu-msg-part-info => mu-msg-part

    removed some unused functions, updated dependencies
    make check still works

src/mu-cmd-index.c

@@ -27,7 +27,7 @@
 #include "mu-util.h"
 #include "mu-util-xapian.h"
 
-#include "mu-msg-gmime.h"
+#include "mu-msg.h"
 
 #include "mu-index.h"
 #include "mu-cmd.h"
@@ -205,13 +205,13 @@ run_index (MuIndex *midx, const char* maildir, MuIndexStats *stats,
 	MuResult rv;
 	
 	mu_index_stats_clear (stats);
-	mu_msg_gmime_init ();
+	mu_msg_init ();
 
 	rv = mu_index_run (midx, maildir, reindex, stats,
 			   quiet ? index_msg_silent_cb :index_msg_cb,
 			   NULL, NULL);
 	
-	mu_msg_gmime_init ();
+	mu_msg_init ();
 
 	return rv;
 }