updates incl bigass refresh of vim init

fish/fish_user_key_bindings.fish

@@ -0,0 +1,8 @@
+function fish_user_key_bindings
+  bind --preset _ beginning-of-line
+  bind \eh __fzf_reverse_isearch
+  bind \eF __fzf_open
+  bind -M insert \ec '__fzf_cd --hidden'
+  bind -M insert \ep __fzf_find_file
+  bind -M insert \ef '__fzf_open --editor'
+end