Fix neovim build

packages/neovim/runtime-CMakeLists.txt.patch

@@ -0,0 +1,12 @@
+diff -u -r ../neovim-master/runtime/CMakeLists.txt ./runtime/CMakeLists.txt
+--- ../neovim-master/runtime/CMakeLists.txt	2015-08-03 15:36:33.000000000 -0400
++++ ./runtime/CMakeLists.txt	2015-08-03 17:38:07.657949138 -0400
+@@ -35,7 +35,7 @@
+ add_custom_command(OUTPUT ${GENERATED_HELP_TAGS}
+   COMMAND ${CMAKE_COMMAND} -E copy_directory
+     ${PROJECT_SOURCE_DIR}/runtime/doc ${GENERATED_RUNTIME_DIR}/doc
+-  COMMAND "${PROJECT_BINARY_DIR}/bin/nvim"
++  COMMAND vim
+     -u NONE
+     -i NONE
+     -esX