Update RVM and use rvm all do instead of for loop

install/rvm

@@ -9,36 +9,39 @@ if ! command_exists rvm; then
 
     echo-g "==> Rvm: Install rubies"
     # Install rubies and update rubygems
-    rvm install 1.9.3
-    rvm install 1.8.7-p371
+    rvm install 1.8.7
+    rvm install 2.0.0
 
     # But ultimately, the system should be the default
     rvm --default use system
 
     # A few prerequisites
     sudo gem install bluecloth capistrano bundler colorize
-
-else
-    # Otherwise, update it
-
-    # Make sure rvm is sourced properly
-    if [ -f ~/.rvm/scripts/rvm ]; then
-        [ "$(type rvm | grep function)" ] || source ~/.rvm/scripts/rvm
-    fi
-
-        # Update all rubies and rubygems
-        for v in 1.9.3 1.8.7; do
-            echo-g "==> Rvm: Updating ruby $v"
-            rvm use $v
-            gem update --system
-            gem update
-        done
-
-    # Update system ruby
-    echo-g "==> Rvm: Updating system ruby"
-    rvm use system
-    sudo gem update --system
-    sudo gem update
 fi
 
+# Update it
+
+# Make sure rvm is sourced properly
+if [ -f ~/.rvm/scripts/rvm ]; then
+    [ "$(type rvm | grep function)" ] || source ~/.rvm/scripts/rvm
+fi
+
+# Update RVM
+echo-g "==> Rvm: Updating"
+rvm get stable
+
+# Update all rubies and rubygems
+echo-g "==> Rvm: Updating rubies"
+rvm all do gem update --system
+rvm all do gem update
+
+# Update system ruby
+echo-g "==> Rvm: Updating system ruby"
+rvm use system
+sudo gem update --system
+sudo gem update
+
+echo-g "==> Rvm: Cleaning up"
+rvm cleanup all
+
 echo-g "==> Rvm: DONE!"