Adding some scripts like manpages for fish

fish/functions/man.fish

@@ -0,0 +1,27 @@
+#!/usr/bin/env fish
+
+function man --description "wrap the 'man' manual page opener to use color in formatting"
+    # based on this group of settings and explanation for them:
+    # http://boredzo.org/blog/archives/2016-08-15/colorized-man-pages-understood-and-customized
+    # converted to Fish shell syntax thanks to this page:
+    # http://askubuntu.com/questions/522599/how-to-get-color-man-pages-under-fish-shell/650192
+
+    # start of bold:
+    set -x LESS_TERMCAP_md (set_color --bold blue)
+    # end of all formatting:
+    set -x LESS_TERMCAP_me (set_color normal)
+
+    # start of standout (inverted colors):
+    set -x LESS_TERMCAP_so (set_color --bold green)
+    # end of standout (inverted colors):
+    set -x LESS_TERMCAP_se (set_color normal)
+    # (no change – I like the default)
+
+    # start of underline:
+    set -x LESS_TERMCAP_us (set_color --underline)
+    # end of underline:
+    set -x LESS_TERMCAP_ue (set_color normal)
+    # (no change – I like the default)
+
+    command man $argv
+end