typo and formatting of doc

grabbox.dtx

@@ -77,8 +77,8 @@ and the derived files           grabbox.pdf and
 \end{document}
 %</driver>
 %<*pkg>
-\newcommand*\grabbox@date{2018-10-17}
-\newcommand*\grabbox@version{1.0}
+\newcommand*\grabbox@date{2018-10-18}
+\newcommand*\grabbox@version{1.1}
 \ProvidesPackage{grabbox}
   [\grabbox@date\ v\grabbox@version\ utilities to get an argument as a box]
 %</pkg>
@@ -144,7 +144,7 @@ and the derived files           grabbox.pdf and
 %
 %   \smallskip
 %   All assignments are made local. Currently it is not safe to nest macros
-%   which use \cs{grabbox}. It should become save if your macros use
+%   which use \cs{grabbox}. It should become safe if your macros use
 %   \cs{grabbox} inside of a group, so the inner \cs{grabbox} doesn't affect the
 %   outer one.
 %
@@ -160,13 +160,10 @@ and the derived files           grabbox.pdf and
 % \section{Useless Example!}
 %
 % First we need to reserve us a box register for this example:
-%
 % \begin{verbatim}
 % \newsavebox\ourbox
 % \end{verbatim}
-%
 % Next we define a macro which takes some arguments and uses \cs{grabbox}:
-%
 % \begin{verbatim}
 % \newcommand\examplecmd[2]
 %   {%
@@ -174,9 +171,7 @@ and the derived files           grabbox.pdf and
 %     \grabbox\ourbox[\itshape]\hbox[ \sffamily is]{\examplecmdOut{#1}{#2}}
 %   }
 % \end{verbatim}
-%
 % And we need our helper macro which is executed after \cs{grabbox}:
-%
 % \begin{verbatim}
 % \newcommand\examplecmdOut[3]
 %   {%