updated external reference to point to hadoop's new common dir

git-svn-id: https://svn.apache.org/repos/asf/hadoop/pig/trunk@787322 13f79535-47bb-0310-9956-ffa450edef68

RELEASE_NOTES.txt

@@ -1,10 +1,10 @@
-These notes are for Pig 0.2.0 release.
+These notes are for Pig 0.3.0 release.
 
 Highlights
 ==========
 
-The main focus of this release is pipeline redesign, addition of type system and
-significant (2-10x) performance improvements.
+The main focus of this release is multiquery support that allows to optimize
+multiple queries within the same script that share a computation.
 
 System Requirements
 ===================
@@ -18,9 +18,9 @@ Java installation
 Trying the Release
 ==================
 
-1. Download pig-0.2.0.tar.gz
-2. Unpack the file: tar -xzvf pig-0.2.0.tar.gz
-3. Move into the installation directory: cd pig-0.2.0
+1. Download pig-0.3.0.tar.gz
+2. Unpack the file: tar -xzvf pig-0.3.0.tar.gz
+3. Move into the installation directory: cd pig-0.3.0
 4. To run pig without Hadoop cluster, execute the command below. This will
 take you into an interactive shell called grunt that allows you to navigate
 the local file system and execute Pig commands against the local files