specify packages needed to compile manuals and fix two minor typos

README.md

@@ -6,6 +6,8 @@ This repository collects NEMO documentation manuals in LaTeX format.
 - TOP interface for passive tracers
 - SI3 sea ice model
 
+To generate the manual(s) PDF it is necessary to install the [LateX](https://www.latex-project.org/) typesetting system and the python package [pygments](https://pygments.org/).
+
 ## Cloning with submodules
 
 This repository uses the `namelists` and `gallery` documentation projects as git `submodules`.
@@ -31,7 +33,8 @@ Probably the easiest is to go directly to the CI/CD pipeline tab (from the left
 
 ### Manual build
 
-Regular contributors to the reference manuals are likely to maintain LaTex build environments on their local resources [ TODO: add description of LaTeX packages required to build manuals ]. The `manual_build.sh` script can be used to generate the PDF version of manual(s) in a local environment as follows:
+Regular contributors to the reference manuals are likely to maintain LaTex build environments on their local resources.
+The `manual_build.sh` script can be used to generate the PDF version of manual(s) in a local environment as follows:
 
 ```
 ./manual_build.sh [-c] [-p] [-r version ] manual_name

latex/global/nemo.tex

@@ -16,7 +16,7 @@ It can be supplemented by the \textcolor{gray}{``white ocean''} for sea-ice \{th
 brine inclusions and subgrid-scale thickness variations (\SIcube), and also by
 the \textcolor{green}{``green ocean''} for \{on,off\}line oceanic tracers transport and
 biogeochemical processes (\TOP-\PISCES).
-External alternative models can be used instead of the core engines (\eg \BFM).
+External alternative models can be used instead of the core engines (e.g. \BFM).
 Regarding the numerics, main features include versatile data assimilation interface,
 agile diagnostics generation thanks to \XIOS\ software,
 ocean-atmosphere coupling via the \OASIS\ library, and

manual_build.sh

@@ -91,7 +91,7 @@ fi
 
 # Echo current font path
 fontawesome=`grep defaultfontfeatures latex/global/packages.tex | sed -e 's/.*=\(.*\)}/\1/'`
-echo "Fontawesome path is $fontawesome \n"
+echo "Fontawesome path is $fontawesome"
 
 # Source shared functions
 . tools/shr_func.sh