remove amend

Yank all the code to install OTA packages out of the recovery binary
itself.  Now packages are installed by a binary included in the
package (run as a child of recovery), so we can make improvements in
the installation process without waiting for a new release to use
them.
diff --git a/recovery.c b/recovery.c
index 5ccd38f..0408abf 100644
--- a/recovery.c
+++ b/recovery.c
@@ -29,7 +29,6 @@
 #include <unistd.h>
 
 #include "bootloader.h"
-#include "commands.h"
 #include "common.h"
 #include "cutils/properties.h"
 #include "firmware.h"
@@ -258,23 +257,6 @@
     sync();  // For good measure.
 }
 
-#define TEST_AMEND 0
-#if TEST_AMEND
-static void
-test_amend()
-{
-    extern int test_symtab(void);
-    extern int test_cmd_fn(void);
-    int ret;
-    LOGD("Testing symtab...\n");
-    ret = test_symtab();
-    LOGD("  returned %d\n", ret);
-    LOGD("Testing cmd_fn...\n");
-    ret = test_cmd_fn();
-    LOGD("  returned %d\n", ret);
-}
-#endif  // TEST_AMEND
-
 static int
 erase_root(const char *root)
 {
@@ -288,7 +270,7 @@
 prompt_and_wait()
 {
     char* headers[] = { "Android system recovery <"
-                          EXPAND(RECOVERY_API_VERSION) ">",
+                          EXPAND(RECOVERY_API_VERSION) "e>",
                         "",
                         "Use trackball to highlight;",
                         "click to select.",
@@ -445,15 +427,6 @@
     property_list(print_property, NULL);
     fprintf(stderr, "\n");
 
-#if TEST_AMEND
-    test_amend();
-#endif
-
-    RecoveryCommandContext ctx = { NULL };
-    if (register_update_commands(&ctx)) {
-        LOGE("Can't install update commands\n");
-    }
-
     int status = INSTALL_SUCCESS;
 
     if (update_package != NULL) {