added some more zsh and vim stuff

.vimrc

@@ -19,3 +19,16 @@ filetype plugin indent on
 set tabstop=4
 set shiftwidth=4
 set expandtab
+
+" Highlight searches (use <C-L> to temporarily turn off highlighting; see the
+" mapping of <C-L> below)
+set hlsearch
+
+" Use case insensitive search, except when using capital letters
+set ignorecase
+set smartcase
+
+" Display the cursor position on the last line of the screen or in the status
+" line of a window
+set ruler
+