shell scripts: don't use variable assignment and export at once
treef39d4336fb49be60d24057ca46a4075d2bc4df24
-rw-r--r-- 13004 README_gitrepo.txt
-rwxr-xr-x 1628 git-merge-vim-runtime.sh
-rwxr-xr-x 1187 update-vim-runtime.sh
-rwxr-xr-x 2655 update-vim.sh