Fix minor errors in install documentation.

Change-Id: I482431b42fbf8b457a127c524a48223ff67de9f8
diff --git a/Documentation/install.txt b/Documentation/install.txt
index 0d045c6..0ea6fac 100644
--- a/Documentation/install.txt
+++ b/Documentation/install.txt
@@ -32,7 +32,9 @@
 
 * http://code.google.com/p/gerrit/downloads/list[Gerrit Downloads]
 
-Download any current `*.war` package.
+Download any current `*.war` package. The war will be referred to as 
+`gerrit.war` from this point forward, so you may find it easier to 
+rename the downloaded file.
 
 
 Building Gerrit From Source
@@ -84,9 +86,10 @@
 password, create a database, and give the user full rights:
 
 ====
-  CREATE USER gerrit2 IDENTIFIED BY PASSWORD 'secret';
+  CREATE USER gerrit2 IDENTIFIED BY 'secret';
   CREATE DATABASE reviewdb;
   GRANT ALL ON reviewdb.* TO 'gerrit2'@'localhost';
+  FLUSH PRIVILEGES;
 ====
 
 
@@ -120,14 +123,14 @@
 PostgreSQL:
 
 ====
-  java -jar gerrit.war --cat sql/index_postgres.sql | psql reviewdb
+  java -jar gerrit.war --cat sql/index_postgres.sql | psql reviewdb -U gerrit2 -W
 ====
 
 MySQL:
 
 ====
-  java -jar gerrit.war --cat sql/index_generic.sql | mysql reviewdb
-  java -jar gerrit.war --cat sql/mysql_nextval.sql | mysql reviewdb
+  java -jar gerrit.war --cat sql/index_generic.sql | mysql reviewdb -u gerrit2 -p
+  java -jar gerrit.war --cat sql/mysql_nextval.sql | mysql reviewdb -u gerrit2 -p
 ====
 
 Configure site_path
@@ -140,12 +143,14 @@
 update the database with this value.
 
 ====
-  mkdir /home/gerrit/cfg
-  cd /home/gerrit/cfg
+  mkdir /home/gerrit2/cfg
+  cd /home/gerrit2/cfg
 
-  UPDATE system_config SET site_path='/home/gerrit/cfg'
+  UPDATE system_config SET site_path='/home/gerrit2/cfg'
 ====
 
+When '$site_path' is referenced below, it refers to the path set in the SQL above.
+
 SSH Host Keys
 ~~~~~~~~~~~~~
 
@@ -167,7 +172,7 @@
 readable by anyone else.
 
 If you don't install Bouncy Castle, Gerrit will automatically
-create a host key and save a copy to `'site_path'/ssh_host_key`
+create a host key and save a copy to `'$site_path'/ssh_host_key`
 during first startup.  For this to work correctly, Gerrit will
 require write access to the directory.
 
@@ -180,7 +185,7 @@
 
 ====
   mkdir /srv/git
-  git config --file $site_path/gerrit.config gerrit.basePath /srv/git
+  git config --file '$site_path'/gerrit.config gerrit.basePath /srv/git
 ====
 
 You may wish to consider also exporting this directory over the
@@ -242,7 +247,7 @@
   java -jar gerrit.war --cat extra/jetty_gerrit.xml >$JETTY_HOME/contexts/gerrit.xml
   cp gerrit.war $JETTY_HOME/webapps/gerrit.war
 
-  rm -f $JETTY_HOME/context/test.xml
+  rm -f $JETTY_HOME/contexts/test.xml
 ====
 
 Edit `'$JETTY_HOME'/contexts/gerrit.xml` to correctly configure