Add doxygen to relic.

README.md

@@ -329,6 +329,7 @@ In this image:
 * libssl (OpenSSL)
 * libpthreads
 * libgtest (from source)
+* doxygen
 * make
 * cmake
 * gdb

images/relic/README.md

@@ -7,6 +7,7 @@ In this image:
 * libssl (OpenSSL)
 * libpthreads
 * libgtest (from source)
+* doxygen
 * make
 * cmake
 * gdb

images/relic/setup.sh

@@ -3,7 +3,7 @@
 set -e
 
 apt-get update
-apt-get install -y --no-install-recommends build-essential libgmp-dev libssl-dev libpthread-stubs0-dev cmake python3-pip git libboost-all-dev gdb
+apt-get install -y --no-install-recommends build-essential libgmp-dev libssl-dev libpthread-stubs0-dev cmake python3-pip git libboost-all-dev gdb doxygen
 
 # Relic (no idea why but we need cmake from latest master but code from released v6...)
 cd /tmp/

images/relic/test.sh

@@ -9,6 +9,7 @@ make -v
 cmake --version
 pip -V
 gcovr --version
+doxygen -v
 
 [ -f /usr/local/lib/libgtest.a ]
 [ -f /usr/local/lib/libbenchmark.a ]