Revise autoinstall script

Update version info
FairSoft and FairRoot production versions are now apr21p2 and v18.6.7.
FairSoft and FairRoot development versions are now apr21p2 and v18.6.7.
FairSoft and FairRoot old versions are now jun19p3 and v18.2.1.

Add checks for two packages.

autoinstall_framework.sh

@@ -56,11 +56,11 @@ setup_env_variables()
   export FSOFTDEV=apr21p2
   export FROOTDEV=v18.6.7
 
-  export FSOFTPRO=jun19p3
-  export FROOTPRO=v18.2.1
+  export FSOFTPRO=apr21p2
+  export FROOTPRO=v18.6.7
 
   export FSOFTOLD=jun19p3
-  export FROOTOLD=v18.2.0
+  export FROOTOLD=v18.2.1
 
   # set default version to pro
   export FSOFTVER=$FSOFTPRO
@@ -182,9 +182,9 @@ parse_command_line()
 		echo
                 echo "-nproc <number>		Use <number> of paralle processes for compilation"
 		echo
-		echo "-d, --dev		Runs with dev version"
-		echo "-p, --pro		Runs with pro version"
-		echo "-o, --old		Runs with old version"
+		echo "-d, --dev		Runs with dev version (FairSoft: $FSOFTDEV, FairRoot: $FROOTDEV)"
+		echo "-p, --pro		Runs with pro version (FairSoft: $FSOFTPRO, FairRoot: $FROOTPRO)"
+		echo "-o, --old		Runs with old version (FairSoft: $FSOFTOLD, FairRoot: $FROOTOLD)"
 		echo
 		echo "-y, --yes		Automatically uses new envirnoment configuration post installation"
 		echo "-n, --no		Answers no to automatic environment update"
@@ -222,6 +222,8 @@ check_prerequisites()
   check_file_exist /usr/include/openssl/ssl.h ssl-dev
   check_file_exist /usr/include/gsl/gsl_types.h gsl-dev
   check_file_exist /usr/include/tbb/tbb.h tbb-dev
+  check_file_exist /usr/include/xercesc/dom/DOM.hpp xecesc-dev
+  check_file_exist /usr/include/yaml-cpp/binary.h yaml-cpp
 
   check_file_exist /usr/bin/curl-config curl-dev
   check_file_exist /usr/bin/xml2-config xml2-dev