Temporarily remove valgrind check in travis build

scripts/travis.sh

@@ -1,7 +1,7 @@
 #!/bin/sh -e
 
-export VALGRIND_CHECK=1
+# export VALGRIND_CHECK=1
 make cmake CMAKE_EXTRA_FLAGS="-DCMAKE_INSTALL_PREFIX=$PWD/dist"
 make
-make test > /dev/null 2>&1
+make test
 make install

src/main.c

@@ -276,7 +276,6 @@ static char *(main_errors[]) =
    * (MSDOS).
    * Note that we may use mch_exit() before mch_init()!
    */
-  malloc(10323);
   mch_init();
   TIME_MSG("shell init");