Update .travis.yml for MacVim

Update Perl dylib loading path

Author: splhack

.travis.yml

@@ -15,6 +15,7 @@ env:
     vi_cv_path_python3=/usr/local/bin/python3
     vi_cv_path_plain_lua=/usr/local/bin/lua
     vi_cv_dll_name_perl=/System/Library/Perl/5.16/darwin-thread-multi-2level/CORE/libperl.dylib
+    vi_cv_dll_name_python=/System/Library/Frameworks/Python.framework/Versions/2.7/Python
     vi_cv_dll_name_python3=/usr/local/Frameworks/Python.framework/Versions/3.5/Python
     "CONFOPT='--with-features=huge --enable-multibyte --enable-netbeans --with-tlib=ncurses --enable-cscope --enable-perlinterp=dynamic --enable-pythoninterp=dynamic --enable-python3interp=dynamic --enable-rubyinterp=dynamic --enable-luainterp=dynamic --with-lua-prefix=/usr/local --enable-gui=macvim'"
 
@@ -29,6 +30,7 @@ script:
   - NPROC=$(getconf _NPROCESSORS_ONLN)
   - ./configure $CONFOPT --enable-fail-if-missing
   - grep -q -- "-DDYNAMIC_PERL_DLL=\\\\\"$vi_cv_dll_name_perl\\\\\"" src/auto/config.mk
+  - grep -q -- "-DDYNAMIC_PYTHON_DLL=\\\\\"$vi_cv_dll_name_python\\\\\"" src/auto/config.mk
   - grep -q -- "-DDYNAMIC_PYTHON3_DLL=\\\\\"$vi_cv_dll_name_python3\\\\\"" src/auto/config.mk
   - make -j$NPROC
   - cat src/auto/config.mk