Fixed travis config [skip appveyor]

Author: sergeyklay

.travis.yml

@@ -49,11 +49,11 @@ before_install:
 install:
   - .ci/install-re2c.sh
   - phpize
-  - >
-      ./configure
-        --with-php-config=$(phpenv which php-config)
-        --enable-zephir-parser
-        --enable-zephir-parser-debug
+  - |
+      ./configure \
+        --with-php-config=$(phpenv which php-config) \
+        --enable-zephir-parser \
+        --enable-zephir-parser-debug \
         --enable-coverage
   - make $MAKEJOBS