Fix comment line length

sheets/irb

@@ -1,5 +1,7 @@
-# interactive ruby. irb is a tool to execute interactively ruby expressions read from stdin
+# irb
+# Interactive ruby. A tool to execute interactively Ruby expressions
+# read from stdin.
 
-# start irb
+# Start irb
 irb
 

sheets/ocaml

@@ -1,6 +1,6 @@
 # OCaml
-# OCaml, originally named Objective Caml, is the main implementation of the programming language Caml.
+# OCaml, originally named Objective Caml, is the main implementation of
-# A member of the ML language family.
+# the programming language Caml. A member of the ML language family.
 
 # Compile into a bytecode executable:
 ocamlc hello.ml -o hello

sheets/percol

@@ -1,6 +1,6 @@
 # percol
-#
+# adds flavor of interactive filtering to the traditional pipe concept
-# adds flavor of interactive filtering to the traditional pipe concept of UNIX shell
+# of UNIX shell
 
 # to install percol
 sudo pip install percol

sheets/pmset

@@ -1,6 +1,6 @@
 # pmset
-#
+# Configure macOS power management settings, as one might do in
-# Configure macOS power management settings, as one might do in System Preferences > Energy Saver.
+# System Preferences > Energy Saver.
 # Commands that modify settings must begin with sudo (Mac OS X)
 
 # Display the current power management settings:

sheets/ranlib

@@ -1,9 +1,9 @@
 # ranlib
-#
+# Generate an index to the contents of an archive and stores it in the archive.
-# generates an index to the contents of an archive and stores it in the archive.
+# The index lists each symbol defined by a member of an archive that is
-# The index lists each symbol defined by a member of an archive that is a relocatable object file.
+# a relocatable object file.
 
-# This creates an index of the contents of fruits.a and stores the index in fruits.a
+# Creates an index of the contents of fruits.a and store the index in fruits.a.
 # This is useful for linking and in case the objects call each other.
 ranlib fruits.a
 # after