Minor review fixes (connector-c-rpl).

Update .gitignore. Don't use tarantool encoding unless it's
necessary.

.gitignore

@@ -11,6 +11,10 @@ lcov
 test/var
 test/lib/*.pyc
 test/lib/*/*.pyc
+test/connector_c/rpl
+test/connector_c/xlog
+test/connector_c/tt
+test/connector_c/update
 test/box/protocol
 test/box/connector
 Makefile
@@ -39,12 +43,9 @@ third_party/luajit/src/lj_folddef.h
 third_party/luajit/src/lj_libdef.h
 third_party/luajit/src/lj_recdef.h
 third_party/luajit/src/lj_vm.s
-test/connector_c/tt
-test/connector_c/update
 *.reject
 extra/txt2c
 mod/box/box.lua.c
-mod/box/tarantool.cfg
 doc/www-data/*.html
 doc/www-data/*.ru.html
 doc/www-data.in/download
@@ -56,3 +57,5 @@ connector/c/tntnet/libtarantoolnet.so.1
 connector/c/tntnet/libtarantoolnet.so.1.1
 connector/c/tntsql/libtarantoolsql.so.1
 connector/c/tntsql/libtarantoolsql.so.1.1
+connector/c/tntrpl/libtarantoolrpl.so.1
+connector/c/tntrpl/libtarantoolrpl.so.1.1

test/connector_c/connector.test

-# encoding: tarantool
-#
 import subprocess
 import sys
 import os

test/connector_c/update.test

-# encoding: tarantool
 import subprocess
 import sys
 import os

test/connector_c/xlog_rpl.test

-# encoding: tarantool
-#
 import subprocess
 import sys
 import os