Adding comments to summarize less arguments

aliases/available/ag.aliases.bash

@@ -1,4 +1,12 @@
 cite 'about-alias'
 about-alias 'the silver searcher (ag) aliases'
 
+## Summary for args to less:
+# less(1)
+#   -M (-M or --LONG-PROMPT) Prompt very verbosely
+#   -I (-I or --IGNORE-CASE) Searches with '/' ignore case
+#   -R (-R or --RAW-CONTROL-CHARS) For handling ANSI colors
+#   -F (-F or --quit-if-one-screen) Auto exit if <1 screen
+#   -X (-X or --no-init) Disable termcap init & deinit
+
 alias ag='ag --smart-case --pager="less -MIRFX"'