Renamed x509parse_* functions to new form

e.g. x509parse_crtfile -> x509_crt_parse_file
diff --git a/programs/ssl/ssl_client2.c b/programs/ssl/ssl_client2.c
index d5e43f6..b342349 100644
--- a/programs/ssl/ssl_client2.c
+++ b/programs/ssl/ssl_client2.c
@@ -121,7 +121,7 @@
     ((void) data);
 
     printf( "\nVerify requested for (Depth %d):\n", depth );
-    x509parse_cert_info( buf, sizeof( buf ) - 1, "", crt );
+    x509_crt_info( buf, sizeof( buf ) - 1, "", crt );
     printf( "%s", buf );
 
     if( ( (*flags) & BADCERT_EXPIRED ) != 0 )
@@ -574,13 +574,13 @@
 
 #if defined(POLARSSL_FS_IO)
     if( strlen( opt.ca_path ) )
-        ret = x509parse_crtpath( &cacert, opt.ca_path );
+        ret = x509_crt_parse_path( &cacert, opt.ca_path );
     else if( strlen( opt.ca_file ) )
-        ret = x509parse_crtfile( &cacert, opt.ca_file );
+        ret = x509_crt_parse_file( &cacert, opt.ca_file );
     else
 #endif
 #if defined(POLARSSL_CERTS_C)
-        ret = x509parse_crt( &cacert, (const unsigned char *) test_ca_crt,
+        ret = x509_crt_parse( &cacert, (const unsigned char *) test_ca_crt,
                 strlen( test_ca_crt ) );
 #else
     {
@@ -590,7 +590,7 @@
 #endif
     if( ret < 0 )
     {
-        printf( " failed\n  !  x509parse_crt returned -0x%x\n\n", -ret );
+        printf( " failed\n  !  x509_crt_parse returned -0x%x\n\n", -ret );
         goto exit;
     }
 
@@ -606,11 +606,11 @@
 
 #if defined(POLARSSL_FS_IO)
     if( strlen( opt.crt_file ) )
-        ret = x509parse_crtfile( &clicert, opt.crt_file );
+        ret = x509_crt_parse_file( &clicert, opt.crt_file );
     else
 #endif
 #if defined(POLARSSL_CERTS_C)
-        ret = x509parse_crt( &clicert, (const unsigned char *) test_cli_crt,
+        ret = x509_crt_parse( &clicert, (const unsigned char *) test_cli_crt,
                 strlen( test_cli_crt ) );
 #else
     {
@@ -620,7 +620,7 @@
 #endif
     if( ret != 0 )
     {
-        printf( " failed\n  !  x509parse_crt returned -0x%x\n\n", -ret );
+        printf( " failed\n  !  x509_crt_parse returned -0x%x\n\n", -ret );
         goto exit;
     }
 
@@ -790,8 +790,8 @@
     if( ssl_get_peer_cert( &ssl ) != NULL )
     {
         printf( "  . Peer certificate information    ...\n" );
-        x509parse_cert_info( (char *) buf, sizeof( buf ) - 1, "      ",
-                             ssl_get_peer_cert( &ssl ) );
+        x509_crt_info( (char *) buf, sizeof( buf ) - 1, "      ",
+                       ssl_get_peer_cert( &ssl ) );
         printf( "%s\n", buf );
     }
 #endif /* POLARSSL_X509_CRT_PARSE_C */