Lay summary environment.

This commit adds an environment for a lay summary akin to the
environment for the abstract.

Author: dhil

src/infthesis.cls

@@ -559,16 +559,16 @@ Processing}}
 
 \newenvironment{acknowledgements}
    {\renewcommand{\abstractname}{Acknowledgements}\begin{mainabs}}
-   {\end{mainabs}\renewcommand{\abstractname}{Abstract}}   
+   {\end{mainabs}\renewcommand{\abstractname}{Abstract}}
 
 \newenvironment{declaration}
    {\renewcommand{\abstractname}{Declaration}\begin{mainabs}}
-   {\end{mainabs}\renewcommand{\abstractname}{Abstract}}   
+   {\end{mainabs}\renewcommand{\abstractname}{Abstract}}
 
 \newcommand{\standarddeclaration}{
    \begin{declaration}
    I declare that this thesis was composed by myself,
-   that the work contained herein is my own 
+   that the work contained herein is my own
    except where explicitly stated otherwise in the text,
    and that this work has not been submitted for any other degree or
    professional qualification except as specified.\par
@@ -580,6 +580,10 @@ Processing}}
    {\renewcommand{\abstractname}{Preface}\begin{mainabs}}
    {\end{mainabs}\renewcommand{\abstractname}{Abstract}}
 
+\newenvironment{laysummary}
+   {\renewcommand{\abstractname}{Lay summary}\begin{mainabs}}
+   {\end{mainabs}\renewcommand{\abstractname}{Abstract}}
+
 %%
 %% Now let's look at the format for the title page of the
 %% thesis. This is done by redefining \maketitle, and allowing