log output of apt-get install command

src/modules/system/install/ee_mod_install_mysql.sh

@@ -20,7 +20,7 @@ ee_mod_install_mysql()
 	fi
 
 	ee_lib_echo "Installing MySQL, please Wait..."
-	$EE_APT_GET install mysql-server mysqltuner percona-toolkit | tee -ai EE_ERROR_LOG \
+	$EE_APT_GET install mysql-server mysqltuner percona-toolkit | tee -ai $EE_COMMAND_LOG \
 	|| ee_lib_error "Unable to install MySQL, exit status = " $?
 
 	# Download tuning-primer.sh

src/modules/system/install/ee_mod_install_php.sh

@@ -5,5 +5,5 @@ function ee_mod_install_php()
 	ee_lib_echo "Installing PHP, please wait..."
 	$EE_APT_GET install php5-common php5-mysqlnd php5-xmlrpc \
 	php5-curl php5-gd php5-cli php5-fpm php5-imap php5-mcrypt php5-xdebug \
-	php5-memcache memcached | tee -ai EE_COMMAND_LOG || ee_lib_error "Unable to install PHP5, exit status = " $?
+	php5-memcache memcached | tee -ai $EE_COMMAND_LOG || ee_lib_error "Unable to install PHP5, exit status = " $?
 }